What is the name given for genetic changes in living things overtime

Answers

Answer 1
The name given for genetic changes in living things overtime is called evolution.

Related Questions

Where is antidiuretic hormone (adh) synthesized, and where does it act?

Answers

ADH is a hormone produced by the hypothalamus and it acts on our kidneys to regulate our water levels in our body.

Vasopressin or antidiuretic hormone is a type of hormone that regulates the amount of water in the body. Examples are oxytocin, argipressin, and lypressin.

The antidiuretic hormone or vasopressin can be explained as:

1. ADH or Vasopressin is synthesized in the hypothalamus and is stored in the neurohypophysis. It plays a crucial role in the osmolality of bodily fluids.

2. The ADH acts in the distal convoluted tubule and collecting ducts of the kidney. It regulates the volume and water content of the urine.

Thus, the ADH plays a crucial role in the osmolarity of the water and bodily fluids.

To know more about vasopressin, refer to the following link:

https://brainly.com/question/7148752

The nurse is caring for a patient who has coronary heart disease (chd). the nurse tells the patient, "your cholesterol levels are abnormal; you are at a high risk of having a heart attack." what did the nurse discover regarding the lipoprotein levels in the patient's blood report?

Answers

High levels of low-density lipoproteins (LDL)

____ can be metabolized for atp production.

Answers

Final answer:

Glucose, lipids, and glutamine can be metabolized to produce ATP, the main source of energy in cells. Glucose metabolism involves glycolysis and the Krebs cycle, lipids undergo β-oxidation, and glutamine feeds into the Krebs cycle. These processes are essential for cellular energy and biosynthesis.

Explanation:

Glucose, lipids, and glutamine can be metabolized for ATP production. Glucose is metabolized via glycolysis and oxidative phosphorylation (OxPhos), where each molecule of glucose can eventually lead to the generation of up to 34 ATP molecules. Glycolysis occurs in the cytosol and produces two molecules of ATP, while OxPhos takes place in the mitochondria, creating additional ATP by utilizing electrons from reduced cofactors like NADH and FADH2 which are produced during the Krebs cycle.

Lipid catabolism involves the process known as β-oxidation, which generates acetyl-CoA and reduced cofactors NADH and FADH2 that also contribute to ATP production through OxPhos. Glycerol, which stems from triglycerides breakdown, enters glycolysis as glyceraldehyde 3-phosphate. Lastly, glutamine can enter the Krebs cycle after being converted to α-ketoglutarate, participating in anabolic and catabolic reactions that eventually lead to ATP synthesis.

What cellular components do some bacterial cells have that make them powerful pathogens? explain your answer. 2. why are penicillins often more effective against gram positive bacteria than gram negative bacteria? 3. why is it important to understand the structure of a bacterial cell when developing an antibioti 4. how do antibiotics work without harming the surrounding human cells? 5. what class of antibiotics would you prescribe for sue? explain your answer. 6. why are antibiotics not effective against viruses? (think back to what you learned about viruses in pbs.)?

Answers

1. The cellular components of bacteria that make them powerful pathogens include the pili, the capsule and the endospores. The pili allows the bacteria to attach itself to the host very tightly, the capsule protects the bacteria from been destroyed and the endospores enable the bacteria to survive in harsh conditions.
2. Penicillin are more effective against gram positive bacteria because, gram positive bacteria possess only one layer of  cytoplasmic membrane, this allow for easy penetration of their cells by penicillin. Penicillin is not effective against gram negative bacteria because they possess two layers of cytoplasmic membranes. 
3. It is very important to understand the structure of a bacteria cell when developing an antibiotic because the effectiveness of the antibiotic depend on the knowledge of the structure of the bacteria and its mechanism of action. Understanding the structure of the bacteria will provides the antibiotic developer the knowledge of the best structure of the bacteria to attack in order to destroy it.
4. The antibiotics which are used as medications against bacteria are usually targeted at the cell wall of the bacteria and human cells do not have cell wall. The antibiotics works by specifically targeting and destroying the bacterial cell wall and invading the cell.
5.The class of antibiotic that should be prescribed for Sue is the sulfa antibiotics.
Sue is suffering from Neisseria menigiditis bacterial infection. Neisseria menigiditis is a gram negative bacteria and so penicillin is not effective against it. The sulfa class of antibiotic destroy the bacteria by interfering with the folic acid synthesis of the bacteria. It does this by preventing the addition of a chemical call PABA to the folic acid molecule during synthesis.
6. Antibiotics are not effective against viruses because, viruses use their host cells to carry out their activities. Antibiotics drugs are designed in such a way that they interfere with one or two of the processes that are vital to the survival of the bacterial cell, thus killing it. But this mechanism can not work in virus because viruses use their hosts' cells to replicate and survive.

Final answer:

Certain bacterial cell components, like capsules and pili, make bacteria powerful pathogens. Penicillins are more effective against Gram-positive bacteria due to the structure of their cell wall. It's crucial to understand bacterial cell structures when developing antibiotics to create treatments that can target bacteria without harming human cells. Antibiotics are ineffective against viruses due to their lack of cellular structures.

Explanation:

Some bacterial cells possess components like a capsule, which protects them from the host's immune system, and pili, which enable attachment to host cells. Both increase their virulence as pathogens.  

2. Penicillins are more effective against Gram-positive bacteria due to their thick peptidoglycan cell wall, which the drug can easily disrupt. Gram-negative bacteria, however, have an outer membrane that prevents the drug from reaching the cell wall.

3. Understanding the structure of a bacterial cell aids in developing antibiotics that can specifically target bacterial components without harming human cells.

4. Antibiotics work by targeting specific components of bacterial cells, such as the cell wall or protein synthesis machinery, which are not present in human cells. This specificity allows antibiotics to harm bacteria without affecting the host.

5. Without information on Sue's condition, a specific class of antibiotics cannot be prescribed. It is dependent on the type of bacteria responsible for her condition.

6. Antibiotics are ineffective against viruses as viruses lack cellular structures and metabolic processes that antibiotics can target. Viruses instead use host cells to replicate, making it difficult for antibiotics to differentiate between virus and host.

Learn more about Bacteria and Antibiotics here:

https://brainly.com/question/32908716

#SPJ6

Sperm cells have a very specialized structure, including a flagellum and very little cytoplasm. explain how the structure of a sperm cell contributes to its function.

Answers

A sperm cell's structure is very specialized. Its flagellum is used for locomotive function, to rapidly swim directly through the egg cell. While the cytoplasm, it contains organelles, such as the Mitochondria, wherein respiration occurs, to release the energy needed for the sperm's journey towards the egg cell. Sperm cells, contain special enzymes known as acrosomes, this special enzymes allows the sperm to break through the cell membrane of the egg.

Final answer:

The specialized structure of sperm, including the acrosome, mitochondria-packed mid-piece, and tail, significantly contributes to its functionality in reproduction by enabling mobility and efficiency in fertilizing the egg.

Explanation:

The structure of a sperm cell is highly specialized, contributing significantly to its function. The sperm consists of three main parts: the head, mid-piece, and tail. The head contains a compact haploid nucleus, with very little cytoplasm, to ensure a small size for better mobility. It is covered by the acrosome, a cap filled with lysosomal enzymes essential for penetrating the egg during fertilization.

The mid-piece is densely packed with mitochondria that produce ATP, powering the flagellum for motility. The tail, or flagellum, enables movement through the female reproductive tract, significantly increasing the chance of reaching and fertilizing the egg.

Each water molecule can join to _____ other water molecules by ____ bonds.

Answers

four and hydrogen.
each water molecule can join four other water molecules by hydrogen bonds. that is what I think. 

A student brings a specimen and claims it is a living organism. Explain how a microscope could be used to determine if the specimen is a living thing.

Answers

It could be determined that it is a living thing if it has all of the 6 characteristics of life

Why? from the smallest single celled organism to the tallest tree, all life model 1?

Answers

From the smallest single celled organism to the tallest tree all life depend on the properties and reactions of four marcro molecules which are carbohydrate, protein, lipids and nucleic acid.
This is because, these organic molecules are the building blocks of all living things and they are responsible for most of the structure and functions in the body.

Stitching of the large tissue that acts as a tendon and attaches muscles to bone is called

Answers

The appropriate response is aponeurorrhaphy. Aponeurorrhaphy alludes to the stutured of an aponeurosis, which is the more profound and thicker band of stringy connective tissue appending muscles to bones. It is a strategy in which the solid sheet of tissue that fortified the patient's muscle to close-by bone.

all lipids share what characteristics?

Answers

All lipids share Hydrophobic. Hope this help. GOOD LUCK

Final answer:

Lipids are hydrophobic and nonpolar molecules that do not dissolve in water. They include triglycerides, fatty acids, phospholipids, waxes, and sterols. Lipids serve multiple roles in cells, such as storing energy and forming cell membranes.

Explanation:

Lipids are a diverse group of compounds that share certain characteristics. They are hydrophobic (water-fearing) and do not dissolve in water. This is because they consist of nonpolar molecules, such as hydrocarbons that only have nonpolar carbon-carbon or carbon-hydrogen bonds. Examples of lipids include triglycerides, fatty acids, phospholipids, waxes, and sterols. Lipids have various functions in cells, including energy storage, insulation, and the building blocks of hormones.

A 50-year-old client who has recently been diagnosed with a chronic degenerative illness has announced to the nurse the intention to commit suicide in order to prevent future suffering. which fact should underlie the nurse's response to this client?

Answers

The nurse should try to soothe the old lady and keep on motivating her positively. She must tell her that she is getting day by day and in the coming few days she will be in best of her health and will be able to live a normal life. This will distract the old lady mind to have any other negative thoughts and she will recover soon.

What makes atoms of one element different from the atoms of another element?

Answers

Normally, the number of electrons is equal to the number of protons, which makes atoms electrically neutral. The number of protons in an atom is the defining feature of an atom. It's what makes one element different from another. The number of protons in an atom is called its atomic number.
The number of protons make each element unique

why is it important to keep a microscope at least 10 cm from the edge of thr table?

Answers

Final answer:

Keeping a microscope at least 10 cm from the edge of the table is essential in order to prevent accidental damage from falls, which can impair the device's ability to produce high-quality, magnified images. The delicate lenses and components of microscopes need to be protected and maintained properly, a factor which extends to the microscope's table positioning.

Explanation:

The importance of keeping a microscope at least 10 cm away from a table edge lies in the delicate nature of the instrument's construction. Microscopes are comprised of delicate components like lenses and bulbs that can be easily damaged if the microscope falls or is knocked over. A fall can scratch or break the lenses, which are carefully designed to refract light, and subsequently degrade the quality of the image produced.

A microscope's purpose is to create magnified images of small objects for easy viewing and understanding. A damaged lens could inhibit the microscope's ability to effectively magnify an image, altering the final image represented to the observer. Thus, keeping the microscope away from the edge helps protect it from accidental falls and damage.

Additionally, proper microscope maintenance involves practices that protect it from damage. These include cleaning the lenses, avoiding rapid changes in focus, not pushing an objective into a slide, and storing the microscope in a safe location when not in use. Thus, the position of the microscope on the table is an important aspect of caring for the device.

Learn more about Microscope Maintenance here:

https://brainly.com/question/6686502

#SPJ2

Keeping a microscope at least 10 cm from the edge of the table is crucial to prevent accidental falls or damage to the equipment.

Placing the microscope too close to the edge increases the risk of it being knocked over, potentially causing costly damage or injury. Additionally, microscopes are delicate instruments that require stability to function properly.

Placing them too close to the edge of the table increases the likelihood of vibrations or disturbances, which can affect the accuracy of observations.

Therefore, maintaining a safe distance from the table's edge ensures the microscope remains stable and secure during use, enhancing both safety and the longevity of the equipment.

When we say that something gives us “energy”, what does that mean? what is a biological definition of energy?

Answers

Power that can be translated into motions.

If a cell membrane were composed of only a phospholipid bilayer what properties would it have

Answers

Life aint a game 10 is correct. Also the cell would be unable to respond to its environment as this relys on molecules binding to proteins on the cell surface. For the same reason most mechanism of cell signaling not work because the initial step is for a molecule to bind to a receptor. Also no proteins = no receptors = no immune response in white blood cells because this also requires receptors to recognise foreign material.

(Experiment 1: Diffusion through a liquid) Does the rate of diffusion correcspond with the molecular weight of the dye?

Answers

The answer to this question would be: False

The rate of diffusion should not be influenced by molecular weight. Big molecule might not be able to pass the membrane though.
Diffusion happens when there is a difference/gradient in the concentration of the molecules. If the difference is higher, then the diffusion rate will be increased.

Which lists the three major groups of primates in the proper order from earliest to most recent?

Answers

the 1 first oneeee
the proper order can be exempted if only the brainly user knew how to do it 

Visible light represents a very small portion of the electromagnetic spectrum. Radiation to the left in the image, such as microwaves, has a longer wavelength than visible light. Radiation to the right has a shorter wavelength than is observable. Which radiation has a higher frequency than visible light?

Answers

Radiation waves I learned this in college.

The right answer is Ultraviolet, X-ray and gamma radiations.

The relation between the wavelength and the frequency is thus:

λ = c / f

Previous relationship involves that the wavelength is inversely proportional to the frequency, and therefore that it is even higher than the frequency is weak, and vice versa.

High frequency (low wavelength) waves correspond to Ultraviolet, X-ray and gamma radiations.

In considering the reactions between molecules unique to living systems—carbohydrates, lipids (fats), proteins, and nucleic acids—which molecule does not rely on hydrolysis reactions

Answers

DNA is the molecule that doesn't rely on hydrolysis reactions.

1. Why is it difficult to evaluate thresholds for toxic pollutants? a. Synergistic effects are difficult to account for. b. There is not enough research on the consequences of multiple exposures. c. Lack of knowledge on the effect of possible interactions of mutiple toxins. d. All of the above

Answers

The options are all related, and the answer is D) All of the Above. 

The synergistic effects of exposure to multiple toxins are more difficult to quantify and study. As a result, there is not sufficient research on how much a system can take when exposed to multiple pollutants. This lack of research also means that we often do not even know what the effect of these interactions between multiple toxins are.

As a result of these gaps in our knowledge of the interactions between toxins, it is difficult to evaluate the threshold for pollutants, since a system will rarely feature only one pollutant in isolation. 

At what age is a baby able to grasp with its thumb and fingers?

Answers

At four months or five months a baby can pick up large objects, such as building blocks. She won't be able to let go of them easily, though. At six months a baby starts to hone her hand-eye coordination. A baby can rake an object toward herself, and will start moving objects from one hand to the other.

The ability to grasp objects with the thumb and fingers, known as the pincer grasp, typically develops around nine months of age. Before this, infants use a palmer grasp. Hence, the correct answer is around nine months. Option a is correct.

The ability to grasp objects with the thumb and fingers,  is a significant developmental milestone for infants. This skill typically develops around nine months of age. Before this, infants use a palmer grasp, which involves using the whole hand to pick up objects. By nine to twelve months, infants refine their fine motor skills further, enabling them to pick up smaller objects using their thumb and index finger.

Complete question as follows:

At what age is a baby able to grasp with its thumb and fingers?

a. around  nine months

b. around 6 month

c. around 1 year

Name another tool scientist use similar as a microscope and how is it different?

Answers

There is a magnifying glass, which also helps to see things up close, except that it cannot see small details like hair follicles or someone's DNA. There is also a telescope, which also helps see things closer but it is used to see things in space, such as planets, galaxies, and stars. 

If a person experiences rapid breathing, muscle twitches, and perspiration when trying to quit using illegal opiates, he or she has probably developed _____.

Answers

This person is experiencing common physical symptoms of what is called "withdrawals". Opiates, when used illegally, can be highly addictive. This drug targets the central nervous system (the brain, cardiovascular and respiratory systems) and contains opioid receptors that receive opiate drugs. Abusing this drug can disrupt a person's brain chemistry, leading to severe physical withdrawal symptoms as listed in the question.

A heterogeneous mixture is a

Answers

It's the mixture that composes of components that aren't uniform or they have localized regions that all have different properties.

I hoped the was useful! :>
A type of mixture which is composed of components that aren't uniform or have localized regions that all have properties that are different.

Which is the most accurate description of ionic and covalent bonding

A. Both bonds happen when valence electrons are shared between atoms

B. Both bonds happen when valence electrons are transferred between ions

C. ionic bonds happen when valence electrons are transferred between ions

D. ionic bonds happen when valence electrons are shared between atoms

Answers

C is the most accurate
Hope this helps

Answer:

The correct answer is option C. "ionic bonds happen when valence electrons are transferred between ions".

Explanation:

Ionic and covalent bonding are among the most common chemical bonds that take place to form molecules in nature. One important difference between these two types of bondings are that ionic bonds happen when valence electrons are transferred between ions, while in covalent bonds the valence electrons are shared instead of transferred. This difference makes ionic bonds weaker than covalent bonding.

With open-choice mate selection, the ensuing marriages are totally subservient to:

Answers

With open-choice mate selection, the ensuing marriages are totally subservient to individual needs and desires.


Mate decision, otherwise called intersexual choice, is a developmental procedure in which choicely is subject to the allure of a person's phenotypic characteristics. Developmental change is conceivable in light of the fact that the qualities that are wanted in a mate are all the more every now and again passed on to every age after some time.

Give one advantage of using enzymes in industrial manufacturing processes

Answers

The benefits of using enzymes is that they are wonderfully specific catalysts ..Use of Enzymes in industry gives specific product which is required as well as ... One of the major advantage is the purity of product we can get up to 99.96% pure product which seems to be extremely hard by chemical process or fermentation.

How can we address the growing scarcity of common minerals as the human population grows?
A. move communities to uninhabitated areas.
b. Use more energy to locate existing minerals.
c.Find uses for more plentiful minerals.
d. Construct more and larger landfills.

Answers

Answer:

c.Find uses for more plentiful minerals.

Explanation:

What is the role of the ozone?

Answers

It protects earths surface from dangerous radiation. Your answer is A

Answer:

It protects earths surface from dangerous radiation is the correct answer.

Explanation:

ozone absorbs the ultraviolet rays and prevents the rays from reaching the earth's atmosphere.

ozone is present in the stratosphere region and the ozone present in this region is called the ozone layer and the about 10 percent ozone is present in the below region of the atmosphere called troposphere.

ultraviolet radiation is very harmful as it can cause cancer, damage to the crops and destroy some types of aquatic life.

ozone absorbs the ultraviolet rays and prevents the rays from reaching the earth's atmosphere.

ozone plays an important role in protecting the living things present on the earth as it acts as a guard to protect the earth from the harmful ultraviolet rays.

Adult flatworms have _____ symmetry.
radial
no
bilateral
none of the above

Answers

Answer: Bilateral symmetry

Explanation:

Bilateral symmetry is the symmetry in which when an organism is divided into two parts. When flatworms are cut into two halves by the central axis, then it is divided into two equal halves.

The bilateral symmetry of an organism creates two matching halves. If a line is drawn starting from the head of the organism which reaches to the tail divides the organism into two sides reflecting each other.

Hence, the correct answer is Option C

Adult flatworms exhibit bilateral symmetry, where each half of the organism is a mirror image of the other. This characteristic is associated with a streamlined body shape and directional movement.

Adult flatworms, members of the Phylum Platyhelminthes, exhibit bilateral symmetry.

This means that if you were to cut them down the middle from head to tail, each side would be a mirror image of the other.

Bilateral symmetry is a common feature in the animal kingdom and is associated with a streamlined shape and directional movement, which are observed in adult flatworms.

Learn more about Bilateral symmetry here:

https://brainly.com/question/34610032

#SPJ6

Other Questions
If art is subjective how can anyone really critique it? Some artists choose to reject all formal skills and techniques and adopt a more emotional approach? How do you feel about this type of art? Why are roman numerals used in naming compounds that contain transition metals? The european slave trade reoriented african political and economic power structures by _________. if I drop a book from the same height as a feather which will land first? Which colonial region had the most quakers Why did the founding fathers choose to adopt a constitution? Suppose you are on an overseas trip with friends and prefer homestays to hotel rooms. at one homestay, the hosts invite you to dinner, serving up a meal of couscous, steamed vegetables, and roast dog. you are uncomfortable with the inclusion of dog meat on the menu, in large part because you grew up with a dog as a beloved pet. you recognize that these disparate understandings of dog as meat versus dog as pet are a case of differences in A student puts air into a balloon and ties it shut. Which action listed below will lead to a decrease in pressure inside the balloon? A) Leaving the balloon inside a car on a hot, summer day. B) Compressing the balloon with both hands. C) Sticking the balloon in a freezer. D) Taking the balloon to the top of a hill. A group of students and teachers are going on a field trip? One ninth of the group will fit on 1/3 of a school bus. How many buses are needed to transport the entire group? (a/20)+(4/15)=(9/15) *65 POINTS* Explore the character of Puck, who we get to know in Act II in A Midsummer Night's Dream. Analyze his motivations and his actions. What is his role in the play? In 100-150 words, provide a character analysis of Puck, using examples from Act II to support your claims. please hurrry Native American Reservations, how do you feel about the existence of reservations? A 0.2 m solution of a weak acid ha dissociates such that 99.4% of the weak acid remains intact (i.e., remains as ha). what is the pka of the weak acid? What is the earth's average velocity for one year? How did the social structure develop and settled farming villages during the Neolithic revolution What kinds of valuable activities does one engage in when creating or examining works of art? The root word of chloro- means In 1945 Chief Justice Earl Warren decided that separate schools were in fact? the pmf for the r.v. x is as shown Do you think the narrator is a reliable witness to the events he describes? explain. Steam Workshop Downloader