of course answer is thymine
Answer:
the answer Thymine .....................
Why do you think the population growth rate has slowed overall but remains high in less developed countries?
Answer:
Prosperity, Diseases, Education & more.
Explanation:
In continents like Africa you have a lot of diseases and a lot of children who die because of the bad environment, diseases, no food and no water. The education especially the sexual education there isn't good or they didn't even have that topic once in their life. The children are supposed to go to work to give money to the family. More children, more money, right? The biggest reason is poverty and bad education. In China for example they have a problem with too many people, that's why they can get only 1-2 children. In high educated and wealth countries people know it's harder to work with children. The work time, flexibility and more will be much harder with children. People there know about sexual education, how to have safe sex and all those things you learned. I live in Germany and we have a problem with people having no children.
Everyone reading this text, have a nice day :D
Children are needed in emerging nations as a labor force and to care for their aging parents. Due to the lack of access to contraception and generally lower levels of female education in these nations, fertility rates are higher.
What is population growth?Population growth is defined as the growth due to the fact that the human population is not a static component, one of the main problems of the modern world. The majority of human history saw a relatively steady population size.
Due to outdated customs or a fear of educated women, some nations enforce the absence of education for women. The resources are not available in other nations. Some of the most distant locations, mostly in Africa, are still without access to birth control information. Even fewer people have access to birth control, so unintended pregnancies go uncontrolled.
Thus, children are needed in emerging nations as a labor force and to care for their aging parents. Due to the lack of access to contraception and generally lower levels of female education in these nations, fertility rates are higher.
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Which statement best describes a galaxy?
F: A cloud of gas that is the birthplace of stars
G: A system of billions of stars, gas, and dust held together by gravity
H: A ball of plasma that experiences nuclear fusion in its core
J: A mass of dust and ice that orbits a star in an elliptical pattern
Answer: G
Explanation: A galaxy is indeed a collection of stars, gas, and dust held together by gravity.
A galaxy is a vast collection of dust, the gases, and billions of stars that are arranged in the solar system.
A galaxy is held together by the force of gravity. Thus galaxy is a collection of stars and dust and matter that has a sun in its core like the milky galaxy.Hence the option G is correct.
Learn more about the statement best describes a galaxy.
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help plsssssssssssssssss
what happens to the volume of the gas as pressure increases?
Answer:
it moves sinks
Explanation:
low pressure rises
describe and experiment to demonstrate plasmolysis in spirogyra
Answer:
Sus células son semejantes y están reunidas en forma de filamento simp
Expla
how do chromosomes relate to heredity?
Answer:
Chromosomes are the carriers of genetic information. Heredity, in terms of genomics, means the transfer of genetic data/information from parents to offspring.
Explanation:
why is it important to get statements from eyewitnesses soon after a crime occurrs?
Answer:
So they have it fresh in their minds on what happened, basically so they rember it more.
Explanation:
6) Two of the greenhouse gases that may be responsible for the increased ice melting in Greenland are
A) hydrogen and helium
C) oxygen and silicon
B) carbon dioxide and methane
D) nitrogen and oxygen
Answer:
A
Explanation:
Took the test
The name of two greenhouse gases that may be responsible for the increased ice melting in Greenland includes carbon dioxide and methane. Thus, the correct option for this question is C.
What are Greenhouse gases?Greenhouse gases may be defined as those gases that significantly allow solar radiations to enter but prevent the escape of heat radiations of longer wavelengths. The name of these gases may include carbon dioxide, methane, nitrous oxide, water vapor, CFCs, etc.
Carbon dioxide is the primary greenhouse gas contributing to recent climate change. Carbon dioxide enters the atmosphere through burning fossil fuels, solid waste, trees, and other biological materials.
Apart from this, it is a result of certain chemical reactions, such as cement manufacturing. Along with methane, they are the two greenhouse gases that are also responsible for the increased ice melting in Greenland.
Therefore, the correct option for this question is C.
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Which of these steps occurs during mitosis and maintains the chromosome number of an organism?
A-Chromosomes become tightly coiled before cell division.
B-Duplicated chromosomes are split into two identical cells .
C-Genetic information is exchanged between chromosomes during cell division.
D-Chromosomes are independently assorted into four genetically different cells .
Answer:
I put B
Explanation:
I used socratic and it matched up the best, and like I just eliminated the other options
The study of the cell is called cell biology. There are two types on the basis of the number and these are unicellular and multicellular.
The correct option is option B which is Duplicated chromosomes that are split into two identical cells.
What is a cell?A cell is the structural and functional unit of life and is made of different types of tissues and organs.The cell divide to form the new cell and have the same number of chromosome is called mitosis cell divison.
Hence, the correct answer is option B.
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Explain why gametes cannot be made by mitosis
Gametes cannot be made by mitosis because mitosis does not reduce the chromosome number of the daughter cells.
WHAT IS MITOSIS?
MITOSIS is the kind of cell division in which a single parent cell results in two daughter cells that are genetically identical to one another. The two daughter cells have the same number of chromosomes as the parent cell.WHAT ARE GAMETES?
Gametes are sex cells used for sexual reproduction in certain organisms. Two gametes (one from male called sperm and the other from female called egg) comes together to form a zygote which later grows into a full organism. Note, these two gametes must possess half number of chromosomes as the parent organism.WHY MITOSIS CANNOT PRODUCE GAMETES?
Since mitosis gives rise to same number of chromosomes as parent cell, it is impossible for mitosis to make gametes, which must be half number of chromosomes as parent cell.For example, a somatic human cell contains 46 chromosomes. This means that gametes must contain 23 chromosomes each. However, MITOSIS results in two daughter cells with 46 chromosomes each.
Hence, mitosis cannot make gametes because it does not reduce the chromosome number of the daughter cells.
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4-634*43)4024
Answer now pls
Answer:
banana bread is the best
Explanation:
it is true
Which is most associated with using fossil fuels to produce energy
3. Which test would show positive results for orange juice?
A. Benedict test
B. Lugol test
C. Biuret test
D. Sudan Red test
Answer:
A. Benedict test
Explanation:
Orange juice is acidic in nature. The test which would show positive results for orange juice is Benedict test, i.e. option A.
A chemical test called Benedict's test can be performed to determine if an analyte contains reducing sugars. This test can thus be used to identify simple carbohydrates that have a free ketone or aldehyde functional group. The test is based on a compound combination of sodium citrate, sodium carbonate, and the pentahydrate of copper(II) sulfate known as Benedict's reagent, also referred to as Benedict's solution.
Therefore, Benedict test can be done to check for orange juice. The correct answer is option A.
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The DNA triplets that code for amino acids are common to-
A. Humans only
B. Prokaryotes
C. All living things
D. plants and animals
Answer:
C. All living things
Explanation:
DNA triplets that code for amino acids are called codons, they specify which amino acid will be added next during protein synthesis.
Hope this helps!
The DNA triplets that code for amino acids are common to all living things. The option (C) is correct.
What are amino acids?Amino acids are organic compounds that contain both amino and carboxylic acid functional groups. Although hundreds of amino acids exist in nature, by far the most important are the alpha-amino acids, which comprise proteins. Only 22 alpha amino acids appear in the genetic code.
Moreover, amino acids are molecules that combine to form proteins. Amino acids and proteins are the building blocks of life. When proteins are digested or broken down, amino acids are left. The human body uses amino acids to make proteins to help the body: Break down food.
Hence, the term amino acid is short for α-amino [alpha-amino] carboxylic acid. Each molecule contains a central carbon (C) atom, called the α-carbon, to which both an amino and a carboxyl group are attached. The remaining two bonds of the α-carbon atom are generally satisfied by a hydrogen (H) atom and the R group.
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What gas does a plant release for animals and humans to use? What would happen if that gas was not released from
plants?
Answer:
What gas does a plant release for animals and humans to use?
oxygen
The oxygen that is produced is released from the same tiny holes through which the carbon dioxide entered. Even the oxygen that is released serves another purpose. Other organisms, such as animals, use oxygen to aid in their survival. The whole process of photosynthesis is a transfer of energy from the Sun to a plant.
What would happen if oxygen was not released from plants?
We would be long gone before the oxygen ran out. Assuming only green plants disappeared, we would still have phytoplankton, microscopic algae and bacteria that live in the oceans and photosynthesise the same way land plants do. They are at the bottom of the food chain, so life in the oceans would continue.
We need oxygen to live & plants need carbon dioxide. We need oxygen to breathe & plants need carbon dioxide to make their food (photosynthesis)
1.)What is an interesting fact about wildlife biologists?
2.)What degree do you need as a wildlife biologists?
3.) What do you do as a wildlife biologist?
Answer: Below::
Explanation:
1) Most job sites for wildlife biologists are at a state or federal agency/ level.
2) A Bachelor of Science Degree
3) Wildlife Biologists study wildlife (such as animals and plants) and how they interact with their ecosystems. On land and in water.
If you have an open cut, what statement explains the precaution you should take regarding swimming, and why this is necessary?
Question 35 options:
You should only swim in chlorinated water so that all bacteria are killed.
You should cover the cut with a bandage so that the wound doesn't start bleeding.
You should wash your cut before and after swimming so that bacteria in the water can't infect the wound.
You shouldn't swim in any water until the cut is healed to avoid bacteria entering or exiting from the wound.
Answer:
You should wash your cut before and after swimming so that bacteria in the water can't infect the wound.
Let me know if its right <3
Which of the following is not a solution to clean up marine debris?
Answer:
I would think throwing trash into the ocean?
Explanation:
Answer: C)
Introducing microorganisms to feed on the debris
Explanation: Edg 2021
Complete the following statement.
The current stellar "yardstick" is the ____variable.
Answer:
Parsec equal to about 3.26 light years.
Explanation:
Hope you have a great day.
Now that you have studied the components of a homeostatic control system and their roles, it is time to put that knowledge to use. In this question, you will build a homeostatic control system. Drag and drop the items below in the appropriate order to represent a negative feedback homeostatic control system for body temperature regulation.
The missing part of the question is given as follows:
Muscles shiver to produce heat.
Body temperature rises.
Brain sends messages to muscles.
Thermoreceptors detect body temperature.
Brain processes temperature information.
Answer:
The correct answer is - Thermoreceptors detect body temperature -----> Brain processes temperature information ------> Brain sends messages to nucleus ------> Muscles shiver to produce heat --------> Body temperature rises.
Explanation:
The negative feedback mechanism is a mechanism used to correct the variation to its normal value. The appropriate order or sequence to show the negative feedback homeostatic control system for body temperature regulation is as follows:
Thrmoreceptors present on the skin of an individual detects the body temperature which is sent to the brain for the processing of the information received from receptors. After processing the information on temperature brain send messages to the nucleus which causes the shivering of the muscles to produce heat and body temperature rises accordingly.
Which of the following sustainable farming practices allows farmers to rely on their own water supply, rather than bringing in water
from different locations?
crop rotation
drip irrigation
using insecticide
using wells
Answer:
drip irrigation I think so
what is an example of meiosis
Answer: Meiosis is a process where a single cell divides twice to produce four cells containing half the original amount of genetic information. These cells are our sex cells – sperm in males, eggs in females. ... These four daughter cells only have half the number of chromosomes? of the parent cell – they are haploid.
Explanation: have a good day :)
Can someone please answer my last question?????
Within the water cycles, where do individual water molecules reside the longest?
in the ocean
in shallow groundwater
in deep groundwater
in the atmosphere
Answer:
The answer is in ocean
Explanation:
A medusa form cnidarian is sessile, meaning it is fixed spot.
TRUE
OR
FALSE
Answer:
false
Explanation:
21
22
23
24
25
C
During transcription, what happens to the RNA polymerase if a repressor protein attaches to the operator?
O It begins transcription
It begins translation.
It cannot attach to enzyme 1.
It cannot attach to the promoter.
Answer:
translation
Explanation:
For the second blank the answer choices are the same as the first one
Pls help i will mark brainliest
Answer: The correct one is Low air!
Explanation:
✧brainliest appreciated✧
Describe how nitrogen in proteins in dead leaves is recycled to be absorbed by plants? Please help!
Answer:
stages of the nitrogen cycle
1. Nitrogen-fixation
Legume plants such as peas, beans and clover contain nitrogen-fixing bacteria. These bacteria live in swellings in the plant roots called nodules. Nitrogen-fixing bacteria convert nitrogen gas from air into a form that plants can use to make proteins.
Free-living nitrogen-fixing bacteria are also found in the soil. When they die the nitrogen they have fixed into their biomass is converted into ammonium.
2. Feeding
Animals consume plant protein, digest it using specific enzymes and absorb the free amino acids.
3. Production of nitrogenous waste products
Animals cannot store excess protein in their bodies. They break it down and turn it into waste products and excrete them from their bodies.
4. Decomposition
Decomposers (some free-living bacteria and fungi) break down animal and plant proteins (from dead organisms) and nitrogenous waste products to release energy. As a result of decomposition nitrogen is released into the soil in the form of ammonium.
5. Nitrification
A group of free-living soil bacteria called nitrifying bacteria convert ammonium into nitrates in order to obtain energy.
6. Uptake of nitrates
Non-legume plants absorb nitrates from the soil into their roots and use the nitrates to produce their proteins.
7. Denitrification
This is when bacteria in the soil convert the nitrate back into nitrogen gas which then gets released back into the atmosphere.
Nitrogen-fixing bacteria take nitrogen gas from the air and transform it into a form that plants can use to build proteins.
Nitrogen-fixing and nitrogen in proteins:The nitrogen they have fixed into their biomass is transformed to ammonium when they die. In the soil, free-living nitrogen-fixing bacteria can also be discovered.
Nitrogen-fixing bacteria may be found in legume plants such as peas, beans, and clover. These bacteria dwell in nodules, which are swellings in the plant roots. Nitrogen-fixing bacteria transform nitrogen gas from the air into a form that may be used by plants to create proteins.
Find out more information about 'Nitrogen-fixing'.
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This organism must consume other organisms to obtain its energy
O producer
O pig
consumer
O ecologist
Answer: consumer
Explanation:
9. Which statement describes how DNA, RNA and proteins are related?
a RNA copies DNA and uses the information to make proteins .
b. Protein produces DNA, which then puts RNA together.
c. DNA is made up of RNA and protein
. d. DNA and RNA are two different types of proteins.
