Answer:
Elevation, or height, is a factor that influences what kinds of plants can live in any certain biome on Earth because elevation determines the temperature of that place.
Explanation:
The most important factor that is responsible to make the plants grow in that particular area is the climate, and climate is determined by the height and elevation.As the elevation increases (i.e. height from sea level) the temperature of that place decreases. There are other factors like, pollution, humidity level etc. that determines the growth of biome on earth besides height and elevation.Answer:
Answer:
Elevation, or height, is a factor that influences what kinds of plants can live in any certain biome on Earth because elevation determines the temperature of that place.
Explanation:
The most important factor that is responsible to make the plants grow in that particular area is the climate, and climate is determined by the height and elevation.
As the elevation increases (i.e. height from sea level) the temperature of that place decreases.
There are other factors like, pollution, humidity level etc. that determines the growth of biome on earth besides height and elevation.
Explanation:
Radiant energy is necessary for the production of which of the following? (A) oil (B) wind (C) moving water (D) all of these
B
Radiant energy is necessary for the production of Wind
Explanation:
Radiant energy is energy from electromagnetic waves. Solar energy from the sun is a form of radiant energy. The sun is responsible for powering winds in the earth's atmosphere.
Due to differential heating of the earth at different latitudes due to the spherical nature of the planet- and also due to other local factors like the terrain of a region and cloud cover - there are high and low-pressure systems formed at different regions. Air masses in the high-pressure system is of higher density while that in low pressure system is less dense. Winds are usually caused by the air rushing in from high-pressure zones to low-pressure zone to replace the rising less dense air.
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4) What is the main factor that contributes to carbons versatility?
a. It has an equal number of protons and neutrons
b. Its outer shell electrons are evenly spaced
c. It has a four electrons in its valence shell
d. It is a very large molecule
Answer:
The correct option is C) It has a four electrons in its valence shell
Explanation:
Carbon has four electrons in its outermost shell due to which it has the ability to form single, double and even triple bonds. Carbon has the ability to form chains, branched chains and even rings due to which it is versatile in nature and can form different types of organism compounds. Carbon is the main element in the formation of the different organic compounds due to its versatile nature. Carbon is even the element which forms many of the molecules found in space.
Part E
Based on your observations in parts A through D, explain why Earth's gravity pulls vou toward the ground
Answer:
The gravitational pull between two objects increases as the distance between them decreases. The gravitational pull also increases with an increase in the mass of the objects. Earth has a large mass. So, when our bodies are close to Earth, the gravitational pull between us and the Earth is strong. This force pulls us down, so we stand firmly on the ground without floating in the air. Without the gravitational force, we would drift away from Earth.
On Plato.
Explanation:
Final answer:
The Earth's gravity pulls everything towards its center, with the force exerted by every part of the Earth contributing to the gravitational pull. This phenomenon is due to the symmetry of gravitational forces between Earth and objects on its surface. Gravity's significant impact on us is a result of its dominant force among the fundamental forces.
Explanation:
Earth's gravitational force pulls everything down towards the center of the Earth, causing objects to fall when dropped. When you stand on the ground, the force of gravity is exerted by every part of Earth, with the entirety of the Earth's mass contributing to the gravitational pull.
Observations show that objects like you, your desk, or a falling apple exert an equal but opposite pull on the Earth. This phenomenon highlights the symmetry of gravitational forces between Earth and objects on its surface.
Gravity affects us noticeably due to its prominent force among the four fundamental forces. The near perfect symmetry of Earth causes the total force to almost cancel out sideways components, making gravity appear to pull straight down.
difference between veins and artery
Answer: arteries carry oxygenated blood away from the heart to the body. Veins carry oxygen-poor blood back from the body to the heart.
Final answer:
Arteries carry blood away from the heart with thick walls for high pressure, while veins carry blood toward the heart with thinner walls and often have valves to prevent backflow.
Explanation:
Differences Between Veins and Arteries:
The main difference between veins and arteries is the direction in which they carry blood relative to the heart. Arteries carry blood away from the heart, and they have thicker walls and smaller lumens to withstand the high pressure of the blood being pumped by the heart. In contrast, veins carry blood toward the heart, have thinner walls, and larger and irregular lumens, which is suited to their low-pressure blood flow. While both vessels have three distinct layers, veins often have valves to prevent backflow as the blood travels back to the heart.
Under a microscope, the differences in structure are also evident. The lumen and tunica intima of a vein appear smooth, while arteries appear wavy due to the contraction of smooth muscle in their walls. Capillaries, while not as frequently discussed, serve to connect arteries and veins and facilitate the exchange of oxygen, carbon dioxide, and other substances between blood and tissues.
how does human population increase affect aquatic resources
Answer:
as the human population grows, more people will on be on earth and if those people pollute in the ocean the ocean will get dirtier and unhealthy for the underwater creatures.
1.) the field names in the data base are also known as __________.
A.) category or column headings
B.) the name of a row
C.) individual cells in a database
D.) records
2.) To sort items in alphabetical order, what should you select from the field name drop-down menu?
A.) Sort greatest to least
B.) Sort least to greatest
C.) Sort A-Z
D.) Sort Z-A
( 100 POINTS ON THE LINE )
1 is A.) category or column headings
2 is C.) Sort A-Z
Which statement best describes scientists who contributed to the current
body of scientific knowledge?
Answer:
As statements are not provided, let's have a look at scientific knowledge generally.
Explanation:
A piece of scientific knowledge will be considered to be true and authentic if it is supported by a number of testable experiments which gave the same supporting result again and again. Experiments performed by such scientists will be viable and will contribute to the current body of scientific knowledge.
On the other hand, scientific knowledge that is not supported by experiments that are correct will not be of much importance.
Which best describes plasmid?
A. Viruses that cause the common cold
B. A tube that comes off the virus
C. A piece of DNA transferred by a bacterium
D. A protective shell around a virus
Answer: C. A piece of DNA transferred by a bacterium
Explanation:
A plasmid is a small and C. A piece of DNA is transferred by a bacterium.
Explanation:A plasmid is a small, circular piece of DNA that is separate from the bacterial chromosome. It is found in bacteria and can be transferred between bacteria through a process called conjugation. Plasmids often contain genes that help bacteria survive in different environments or provide resistance to antibiotics. Thus, it is a small, circular piece of DNA found in bacteria and some other microorganisms.
Plasmids are separate from the organism's chromosomal DNA and can replicate independently. They often carry genes that provide various advantages to the host, such as antibiotic resistance or the ability to metabolize specific compounds. Scientists also use plasmids as tools for genetic engineering and recombinant DNA technology.
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Describe Watson and Crick’s model of the DNA molecule
Explanation:
Watson and Crick's model is composed of two anti parallel strands that are connected by hydrogen bonds between nitrogenous bases. Hydrogen bonds form between adenine and thymine and between cytosine and guanine. The multiple strands of DNA double helix are joined combinedly by hydrogen bonds between nitrogenous bases on opposite strands. Every pairs of the bases present the flat, which further makes a "rung" on the ladder of the DNA molecule.
What computer generated document helps organize and display data?
A spreadsheet is a computer application for organization, analysis and storage of data in tabular form.
a spreadsheet is a computer application for organization, analysis and storage of data in tabs.
What kind of simple machine is the shin bone in your leg
Answer:
"Levers" kind of simple machine is the shin bone in your leg.
Explanation:
The simple machine comprised of a rigid beam or rod centralized at a fulcrum which is also considered as fixed hinge is known as "Levers". The shin forming bone is tibia attached to thigh muscles named as quadriceps, tibia is larger than two lower leg bones, also responsible for carrying the weight of body but possible from support of fibula.
The frame called as skeleton around which human body has been built. Muscles are attached to this frame and responsible for generating movement by shortening and pulling on a bone. Many levers are present in this frame itself. While the class of lever is dependent on the location of the fulcrum, load and force.
3. Meiosis is sometimes called reduction division. What does this mean
and why is it important to a species?
Does tRNA transfer amino acids during transcription or translation?
Answer:
translation
Explanation:
transcription is when the DNA becomes RNA. Hope that helps.
tRNA (Transfer RNA) transfers amino acids during the process of translation, adding specific amino acids to the growing protein chain. This amino acid transfer does not take place during transcription, which is a separate process for creating an RNA copy of a gene sequence.
Explanation:The role of tRNA (transfer RNA) is very critical in protein synthesis, specifically during the process of translation, not transcription. Transcription is the process of creating an RNA copy of a gene sequence. On the other hand, translation is the process of translating the sequence of a messenger RNA (mRNA) molecule to a sequence of amino acids during protein synthesis. It is during translation where tRNAs play a vital role. Each tRNA molecule carries a specific amino acid, where it pairs with complementary base pairs in the mRNA molecule and adds its amino acid to the growing protein chain. Therefore, tRNA transfers amino acids during translation.
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how does a low protein intake affect homeostasis
Answer:
High dietary protein intakes are known to increase urinary calcium excretion and, if maintained, will result in sustained hypercalciuria. To date, the majority of calcium balance studies in humans have not detected an effect of dietary protein on intestinal calcium absorption or serum parathyroid hormone.
Explanation:
Which best describes a protein?
A.14 bond between amino and nucleic acids
B. A chain of codons and anitcodons
C. A chain of amino acids
D . A strand of DNA
Answer:
C. A chain of amino acids
Explanation:
Proteins are made up of hundreds or thousands of smaller units called amino acids, which are attached to one another in long chains. There are 20 different types of amino acids that can be combined to make a protein. ... These proteins bind and carry atoms and small molecules within cells and throughout the body.
How are viruses able to infect cells?
Answer: Viruses infect cells by entering the cell almost disguising itself as a positive cell or object if you will. Once the virus is inside and the cell absorbs it thinking it is food or something else god knows what, the virus then replicates its DNA into the cell, replacing the RNA and infecting the cell, which then begins to multiply. Good Luck!
Explanation:
Final answer:
Viruses attach to specific receptors on host cells, inject their genetic material, replicate using the host's cellular machinery, and then release new viral particles, often destroying the host cell in the process.
Explanation:
Viruses are obligate, intracellular parasites that require a living host cell to replicate. They initiate infection by recognizing and attaching to cell-surface receptors on a permissive host cell, a process dictated by a molecular match between the virus and the viral receptor. After attachment, the virus enters the host cell, uncoats, and releases its genetic material, hijacking the cell's machinery to copy its genome and produce viral proteins. The new virus particles are then assembled and released, often killing the host cell through lysis or apoptosis. This infection process can cause cell damage and elicit an immune response from the host organism.
Host cell specificity is a hallmark of viral infections. For example, the influenza virus infects cells of the respiratory system due to the presence of specific receptors that the virus can bind to. Viral infection and replication depend on the cell's ability to produce necessary substances for the virus, and immune responses also play a role in determining which cells a virus may target.
33. Which stimulus tests the absolute threshold of vision?
A) Hair cells of the inner ear
B) Electromagnetic energy
C) Chemical substances in the air
D) A ticking watch in a quiet room
REALLY NEED THIS RIGHT
Answer:
hair cells of the inner ear
What is Methanobacterium ruminantium Domain and Kingdom?
Answer:
Methanogens are members of the domain Archaea, and fall within the kingdom Euryarchaeota
Explanation:
So I failed my science test and got a 43% on it. What do you think I can do next time to pass the tesr
Answer:
Find a study buddy or groupTry a practice testStay after school to get extra helpMake a study guideEtc...Explanation:
How many protons is in helium
Helium is an element with an atomic number of 2 which means that it has 2 protons in its core. So if any atom has 2 protons in its core, they it's helium no matter what.
On the periodic table of elements which I have attached in the image provided, the whole numbers in the tile tell you the number of protons. So helium is a noble gas which is found in the top right of the periodic table and I have drawn an arrow the atomic number which is the number of protons.
Helium has two protons in its nucleus, which define it as the element helium. The most common isotope of helium, ⁴He, has two neutrons in addition to the two protons.
The number of protons in an atom defines the identity of an element, and for helium (He), this number is two. Therefore, helium has two protons in its nucleus. Helium is also known for its isotopes.
For instance, the most common helium isotope has two neutrons along with the two protons which is represented as ⁴He, due to its mass number being 4 atomic mass units (2 amu from protons and 2 amu from neutrons).
However, there are also other helium isotopes, such as ³He, which have a different number of neutrons, but the number of protons remains the same at two. This defines the element as helium regardless of its isotope.
A town develops green space on top of an apartment building. This provides a relaxing place for the renters while also allowing the owners to charge higher rents. Which
benefits of green space does this situation provide?
1.environmental health, and economic
2.health and economic
3.economic and environmental
4.environmental and health
The correct option is option 1.
What is green space and why is it important?
Green spaces in cities mitigate the effects of pollution and can reduce a phenomenon known as the urban heat island effect, which refers to heat trapped in built-up areas. The urban heat island effect appears in towns and cities as a result of human activity.
What are the benefits of green space in urban areas?
Green spaces have a number of positive impacts on the urban environment which help human health, including reducing noise, providing shade and cooling, and reducing both the likelihood of flooding and air pollution.
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what is the biggest bone in your body
Answer:
Femur
Explanation:
Your femur or thigh bone is the biggest bone in your body.
Select the elements that are considered to have a high level of attraction for surrounding electrons:
Select all that apply.
• oxygen
• nitrogen
• carbon
• hydrogen
Answer:
Oxygen and nitrogen
Explanation:
Oxygen and nitrogen are very electronegative than any other element in the periodic table hence they have more tendency to attract an electron towards itself
Newton’s Laws
A student is late for class and is running when they hit a patch of ice and begin to slide. Which of Newton’s laws is best shown here? Explain.
Answer:
Newton’s first law (i.e about inertia) is best shown in this example.
Explanation:
Newton's first law states that every object continues in its state either motion or rest until it is acted upon by any other external force.As the student is in motion when he/ she hits the patch of ice. as no external force is applied, he/she continues the motion by sliding over the ice due to inertia.Until the friction and other resistance force balances the motion he/she will not stop sliding.why are covelants bonds strong?
Answer:
Covalent is stronger because the 2 atoms involve share 2 or more outer shell electrons. Covalent bonds hold all of your biomolecules together. Ionic bonds are formed when a valence outer shell electron is transferred from one atom to another - a much weaker interaction.
Explanation:
Hope this helps
Answer:
An atom that shares one or more of its electrons will complete its outer shell. Covalent bonds are strong - a lot of energy is needed to break them. ... Both nuclei are strongly attracted to the shared pair of electrons in the covalent bond, so covalent bonds are very strong and require a lot of energy to break.
A sample of vegetable oil with density 917 kg/m^3 is found to have a mass of 0.0427kg. Find the volume of the sample
Answer:
formula used: volume=density/volume
Explanation:
data:
volume=?
density(given)=917kg/m^3
mass(given)=0.0427kg
solution:
917/0.0427 =21475cm^3
The volume of the sample of vegetable oil is 4.66 x 10^-5 cubic meters.
Explanation:First, we should recall the formula for density, which is:
Density = Mass/Volume
Using this formula, we can rearrange it to solve for volume:
Volume = Mass/Density
Plug in the given values:
Volume = 0.0427 kg / 917 kg/m3
Simplifying the expression, we get:
Volume = 4.66 x 10-5 m3
Therefore, the volume of the sample is 4.66 x 10-5 cubic meters.
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Pls help How could the humans and high human population growth rate drive further
extinctions of plants and animals?
A. All these people need a place to live and destroy the habitat of many animals.
B. All these people can create more pollution with kill many plants and animals.
C. People continue to introduced invasive species which harm native plants and
animals.
D. All of the above.
Answer:
D. All of the above
Explanation:
Currently, the world is facing the Sixth Mass Extinction of both wildlife and plants species, especially in regard to mammal populations. This mass extinction is the result of human activities and anthropogenic climate change as well as global warming.
Among the most harmful activities that impact wildlife populations are habitat destruction (A) like deforestation, pollution (B) such as the release of toxic chemicals that come from fertilizers and pesticides, and the introduction of exotic species into ecosystems (C) that disrupt native species' habitats and pose threats due to competition and predation.
What is meant by the term carbon footprint?
O
A. The total CO2 released by a person
O
B. The total CO2 released by a person's garden
O
C. The total co, used up by each person
O
D. The total Co, in plants consumed by a person
A
The total CO2 released by a person is known as carbon footprint.
Explanation:
It is used to categorize the amount of carbon dioxide (and other greenhouse gases) that every human - due to human activities such as driving - are emitting into the atmosphere. It is equivalent to per capita carbon emission. The carbon footprint per person in the US, for example, is 16 tonnes which is also interpreted as the average production of carbon dioxide per person.
Countries are putting measures to curb increasing carbon footprints by enacting policies like a carbon tax and incentives towards renewable energy sources. This is in an effort to reduce global warming.
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Answer:
The total CO2 released by a person
Explanation:
In a certain population of rabbits, the allele for brown fur is dominant over the
allele for white fur. If 10 out of 100 rabbits have white fur, what is the allele
frequency for the dominant allele?
The Hardy-Weinberg equation is:
[homozygous dominant]2 + 2[heterozygous] + [homozygous recessive]2 = 1
O A. 0.95
O B. 0.90
O C. 0.68
O D. 0.10
The allele frequency for the dominant allele is 0.68.
C. 0.68
Explanation:
Let,
The Brown dominant allele be BB
The white recessive allele be bb
Frequency of white fur rabbit (bb) = 10/100 = 0.1
Therefore, q2 = 0.1
Frequency of recessive allele, q= √0.1
q = 0.316
Using Hardy Weinberg equation:
p+q = 1
p = 1-q
p = 1-0.316
p = 0.684
Thus, frequency of dominant allele, p = 0.684
What kind of waves do cellular telephones use to transmit and receive signals
A
gamma rays
B.
infrared rays
c
microwaves
D
ultraviolet rays
The kind of waves that cellular telephones use to transmit and receive network signals is: C. microwaves.
A wave can be defined as a disturbance in a medium that progressively transports energy from its source to another location, without the transportation of matter.
In Physics, the are different kinds of wave in the electromagnetic spectrum and these include the following;
Gamma rays.Visible light.Ultraviolet radiation.X-rays.Radio waves.Infrared radiation.Microwaves.The wavelength of microwave is between the range of 1 millimeter (mm) to 1 meter (m) while its frequency is ranging from 300 megahertz (MHz) to 300 gigahertz (GHz).
Hence, microwaves are used in cellular telephones to transmit and receive network signals because of their small wavelength and high frequency.
Also, microwaves are used in cellular telephones because they are able to carry thousands of channels at once.
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