cell wall
cell membrane .
is the answer
what do scientists think produces earth's magnetic field?
If we add the physical habitat to a community we then call it
Which of these organisms is most likely 50 meters in size
A .lizard
B. Tree
C. Ant
D bacteria
Answer:
tree
Explanation:
The _____ is responsible for most of the eye's ability to focus images.
Final answer:
The lens of the eye is chiefly responsible for its focusing ability. It adjusts its power to focus images on the retina, with the fovea being the point of greatest acuity.
Explanation:
The lens is responsible for most of the eye's ability to focus images. The cornea and lens form a system that acts as a single thin lens, allowing for a real image to be projected onto the light-sensitive retina. The lens has the capability to change its power by adjusting the radius of curvature, enabling the eye to focus on objects at various distances. This power adjustment is crucial because the retina is at a fixed distance from the lens.
For the highest sharpness in vision, the center of the image falls on the fovea, an area with the densest concentration of light receptors. The eye's pupil, a variable opening, and its ability to chemically adapt allow it to detect a vast range of light intensities, safeguarding the eye against damage.
In the treatment of patients oxygen masks give oxygen to the patient. this oxygen does what
what does a population graph with j-curve show?
Answer:
An expontential growth followed by an abrupt stop
Explanation:
A j-curve shaped graph means a given population started to grow rapidly in exponential form until for some reason it stops growing and decreases. The causes for this can be Seasonality of some species, Which growth peaks at a given season but at the change of seasons the environment is no more ideal for them and the growth starts decreasing. Other causes can be a population of organisms which breeding is so effective and numerous that in this phase they have exponential growth in their population.
Animals play important roles in angiosperm reproduction either by visiting flowers for the process of _________ or eating fruits which aids in _______.
Answer:
The right answer that fits both blank spaces are: pollination and continue of generation.
Explanation:
These animals, like bees or birds, they go from flower to flower to catch their nectar, and when they do that, they grab too, the pollen, this pollen has lots of functions, but the main one is to cause the ovulation, because they're the male part of the plant. These animals carry the pollen from flower to flower, and when that happens, the next generation will grow up. That's why all this process is called pollination. Be careful, not every single plant can use the pollen from another plant on its reproduction process.
what would most likely happen to the bear population if the salmon population increased
atoms that gain or lose electron make
Answer:
Ions
Explanation:
They have an electric charge from losing/gaining electrons
Which statement best explains why compounds have different properties then the elements that form them
Why can amphetamines be used to treat adhd in children? they decrease neurotransmitter activity within certain areas of the brain associated with impulse control. they decrease neurotransmitter activity within certain areas of the brain associated with hyperactivity. they increase neurotransmitter activity within certain areas of the brain associated with emotions. they increase neurotransmitter activity within certain areas of the brain associated with impulse control?
Final answer:
Amphetamines help treat ADHD in children by increasing neurotransmitter activity in brain areas associated with impulse control, thereby improving focus and behavior. They can be effective but require careful monitoring due to potential side effects.
Explanation:
Amphetamines are commonly prescribed medications for treating ADHD in children. Contrary to what one might expect, these stimulating medications are effective because they increase neurotransmitter activity within areas of the brain associated with impulse control. These regions include the prefrontal cortex and basal ganglia, areas critical for regulating attention and behavior. By increasing the level of neurotransmitters like dopamine, amphetamines improve symptoms of ADHD such as inattention, impulsivity, and hyperactivity, often significantly enhancing the child's ability to focus and regulate their behavior.
However, while amphetamines can be beneficial, they also come with potential side effects like growth and appetite suppression, increased blood pressure, and insomnia. These side effects necessitate careful monitoring and sometimes dosage adjustments to maintain their therapeutic effect without causing harm.
The study of how hormones function is called
Endocrinology is the study of how hormones function. Hormones are chemical messengers that travel through the bloodstream, influencing various cellular activities by binding to their target cells' receptors. The study of these hormones' production, regulation, and function is the main focus of Endocrinology.
Explanation:The study of how hormones function is called Endocrinology. Hormones are chemical messengers produced by the endocrine system, which travel throughout the body in the bloodstream, and their function is to control or regulate specific physiological processes. They influence a variety of cellular activities such as reproduction, growth and development, metabolism, fluid, and electrolyte balance, among other functions.
These hormones function by binding to receptors on their target cells, triggering a chain of events that leads to the cell's response. Various hormones have different actions; for instance, some hormones can directly enter the cell, interact with DNA and regulate gene transcription, while others bind to the cell surface receptors and trigger a signaling pathway.
The detailed study of how these hormones work, including their production, regulation, and function, is the main focus of Endocrinology. Hence, understanding these hormonal functions can aid in comprehending how the human body's various systems maintain homeostasis and adapt to changes in internal or external environmental conditions.
Learn more about Endocrinology here:
https://brainly.com/question/37915512
#SPJ6
Juan weighed 2 pounds at birth and spent months in the infant intensive care unit (icu). juan most likely:
Refer to the images to identify cytokinesis either by the process of a cleavage furrow or cell plate.
How many different proteins, each with a unique amino acid sequence, can be constructed with a length of 4 amino acids?
How does the acid level of a lake affect how many fish live there?
The acid level of a lake can significantly affect the fish population. A pH level outside the range of 6.5 to 9.0 can harm fish through the release of toxic substances, direct damage to their bodies, and disrupting their food sources. Maintaining optimal pH levels is essential for a healthy fish population.
The acid level of a lake, often measured as pH, has a significant impact on its aquatic life, including fish. Fish thrive within a particular pH range, usually between 6.5 and 9.0. Outside of this range, the acidic or alkaline water can lead to stress, poor health, and even death in fish populations. The change in pH can affect the fish in several ways. Firstly, it can lead to the release of harmful substances like aluminum from lake sediments into the water. Secondly, it can directly harm fish by causing damage to their skin, gills, and eyes which could lead to increased susceptibility to disease. Finally, a change in pH can affect the availability of nutrients and the balance of the aquatic ecosystem, which could impact food sources for fish. Lakes with high acidity may have reduced fish populations as a result. Therefore, maintaining an optimal pH level in lakes is critical to ensure a healthy habitat for fish and other aquatic organisms. Regular monitoring and, if necessary, interventions to buffer pH levels can help protect these ecosystems.
Which of the following is a unit of volume of solids?
A) Cubic meters
B) Square meters
C) Liters per cubic gram
D) Gram per cubic centimeter
Answer:
Cubic meters
Explanation:
Fill-in the Blank: Write the word that best completes each statement.
6. All organic compounds contain ___________________.
7. Carbon has _________ valence electrons allowing it to _________________ easily with other molecules.
8. ______________ is the ability of water to bond to itself.
9. ______________ is the ability of water to bond to other molecules.
10. A _________ molecule has a slightly positive side and a slightly negative side.
11. Matter is anything that occupies _____________and has ________________.
Answer:
6. Carbon.
7. Four AND bond.
8. Hydrogen bond.
9. Covalent bond.
10.Induced dipole.
11. Space and Mass
Explanation:
Carbon: is one of the most common elements found in the living organism, carbon is the main element involved in the carbon cycle.Bond: the mutual electrical attraction between electrons of different atoms that bind atoms together.Hydrogen bond: is a chemical bond between an Electro-negative atom and the hydrogen atom.Covalent bond: is a chemical bond that results from the sharing of valence electron.Induced dipole: it is considered as an electrically neutral atom.
what does the arrow mean in a food chain?
An 18-year-old pregnant college student presented at the prenatal clinic for an initial visit at 14 weeks’ gestation. the client’s history revealed that when she was 12, she and her mother survived a plane crash that killed her father and sister. since that time, she has taken fluoxetine 20 mg orally daily for posttraumatic stress disorder (ptsd) and depression. her medication was recently increased to 40 mg daily because of reports of increased stress and suicide ideation. which side effect of fluoxetine would the nurse judge to be the greatest risk for the client and her developing fetus at this stage in her pregnancy?
How are lysosomes and vacuoles the same? How are they different?
This is the answer they're looking for:
Lysosomes and vacuoles both deal with waste materials. Lysosomes break down waste materials, and vacuoles store waste materials in the cell temporarily before the cell get rids of them.
Answer:
Lysosomes and vacuole both deal with waste management inside a cell.
Explanation:
The lysosomes and vacuoles the same because both deals with waste management inside cells.
They differ in terms that :
vacuole is exclusively involved in water balance while lysosomes degrades the content inside the animal cell. vacuoles are mainly found in plants and lysosomes are mainly found in animals.Vacuoles deal with water balance and lysosomes deal with apoptosis.based on the above points, lysosomes and vacuoles can be compared.
For more details, you can refer to the link:
https://brainly.com/question/1894299?referrer=searchResults
Two males weigh 195 pounds and are 45 years old. one has a body fat percentage of 13% and the other's body fat percentage is 29%. which individual likely burns more calories at rest?
name the third trophic level in the food chain.
Three genes in fruit flies affect a particular trait, and one dominant allele of each gene is necessary to get a wild-type phenotype.
At what ph will the enzyme show 78% of maximal activity?
Answer:
The enzyme shows 78% maximal activity at pH 7.5 and 8. 0
Explanation:
At pH 5.5 and 6.5 it has lower activity (one tenth more or less). If it mixes this enzyme with another protein, an activity enhancement only at low pH where the enzyme was not fully active. In other words, a protein that is interacting with enzyme and expands the pH spectrum at which the enzyme is fully active. The pH need is typical because of the side groups of the amino acids. An alteration in pH changes the protonation design and can, in extreme cases, outcome in protein denaturation. The protein stabilizes the enzyme structure, thus keeping it active at sub optimal pH values.Changes in pH may not only affect the shape of an enzyme but it may also change the shape or charge properties of the substrate so that either the substrate cannot bind to the active site or it cannot undergo catalysis.Learn more:
What biomolecules is an enzyme? what is the purpose of enzyme??brainly.com/question/2527143
What is enzyme, a substrate and competitive enzyme inhibition?brainly.com/question/12875789
Keywords: enzyme, pH, protein, amino acid, catalysis
Which of the cartilage types below is matched correctly to it body location? which of the cartilage types below is matched correctly to it body location? fibrocartilage; meniscus of the knee hyaline; between bodies of vertebrae elastic; at the ends of the bones where they form joints?
The correctly matched cartilage type and body location from the provided list is fibrocartilage found in the meniscus of the knee. Hyaline cartilage, not fibrocartilage, is found in the intervertebral discs, and hyaline cartilage, not elastic cartilage, is located at the ends of bones where they form joints.
Explanation:The correct match between the type of cartilage and its body location from the list you provided is fibrocartilage; meniscus of the knee. Fibrocartilage is indeed found in the meniscus of the knee. However, hyaline cartilage, not fibrocartilage, is located between bodies of vertebrae - specifically, it is found in the intervertebral discs. Elastic cartilage is also not located at the ends of bones where they form joints; this location is instead the site of hyaline cartilage, which serves to protect the bone ends in a joint.
Learn more about Cartilage Types and Locations here:https://brainly.com/question/32825164
#SPJ6
How can a chain of amino acids turn into a protein?
Proteins are made from amino acid chains that are linked together by peptide bonds, then folded into specific structures. This process is determined by the genetic code, and even slight changes can significantly affect protein function. Protein synthesis is a quick and efficient process that is fundamental to life.
Explanation:Protein Synthesis from Amino Acids
A chain of amino acids transforms into a protein through a series of biological processes which include the formation of peptide bonds, resulting in polypeptides, and subsequent folding into specific shapes. This process begins when amino acids are joined together through a dehydration reaction that forms a peptide bond between the carboxyl group of one amino acid and the amino group of another, releasing water. Chains with two amino acids are termed dipeptides, with three as tripeptides, and generally, chains with about 50 or more amino acids are known as proteins or polypeptides.
The unique sequence of amino acids in a protein is encoded by genes, with even a minor change potentially leading to significant differences in protein function. Following synthesis, proteins often undergo additional processing, which may include folding and modification, before assuming their final function. The genetic code is a universal system that translates the information in DNA and RNA into the sequence of amino acids in proteins.
The entire protein synthesis is relatively quick, with amino acids being added to the polypeptide chain at a rate of several per second, meaning that small proteins can be assembled in under a minute. Such efficiency is essential for the vast array of proteins required by living organisms to sustain life.
Which term describes body part to f different organisms that are similar in form
Why should latex gloves be worn when preparing chromatography plates?
Catherine was conducting a simulation for an experiment. She added carbon dioxide to the simulation atmosphere, increasing the rate of IR absorption from terrestrial radiation. What effect is Catherine likely to create in her simulation?