Answers
Answer:
Sample 1
Explanation:
Dna contains carbon, hydrogen, oxygen, nitrogen, and phosphorus. These make up the sugar-phosphate backbone of the DNA also known as the sides of the ladder.
Related Questions
The fossil at point X has been dated to be 65 million years old. What can
relative dating indicate about the fossil at point Y? *
A) The distortion of organism by the fault
B) The type of environment the organism lived in
C) The age of the organism when it died
D) The similar time period in which the organism lived
Answers
Answer:
D.The similar time period in which the organism lived
Which of the following is a possible path for carbon to cycle through an ecosystem?
1. Atmospheric CO2 -> animals -> factories -> fossil fuels -> plants
2. Atmospheric CO2 -> factories -> fossil fuels -> animals -> plants
3. Atmospheric CO2 -> plants -> animals -> fossil fuels -> factories
4. Atmospheric CO2 -> fossil fuels -> factories -> animals -> plants
Answers
Answer: 3. Atmospheric CO2 -> plants -> animals -> fossil fuels -> factories
Explanation:
The carbon cycle is one of the types of biochemical cycles in which carbon is recycled in atmosphere, biosphere, lithosphere, and hydrosphere in various forms. The atmospheric carbon dioxide is absorbed by the plants and they utilize it as reactant for the process of photosynthesis in which they synthesize their own food. These plants are consumed by animals further when these plants and animals die their remains form fossil fuels deep beneath the earth crust. It takes about millions of years for fossil fuels to form in the sedimentary rocks. The fossil fuels are utilized by the factories to run their machines. Again when fossil fuels burn they emit carbon dioxide gas in the atmosphere.
when organisms go after the same food source it is called
Answers
Answer: a food chain
Explanation:
A population of African lions share the same habitat. A small group becomes reproductively isolated
from the rest of the population (mating behaviors no longer match). What type of speciation is this?
a. Allopatric speciation
b. Sympatric speciation
C. Parapatric speciation
d. Peripatric speciation
Answers
Answer:
The correct answer is - B. sympatric speciation.
Explanation:
The allopatric speciation occurs in the population that is geographically isolated, parapatric speciation takes place due to reproductive isolation however they occupy distinct nice or habitat.
Peripatric speciation is shows resemblance to allopatric speciation in terms of preventing the exchange of genes however they occur in the small peripheral population.
Sympatric produces a reproductive barrier between the small population that shows change to the parent population.
Is the thermos considered a conductor or insulator?
Answers
Answer:
no
Explanation:
why are there different types of vaccines
Answers
Answer:
to cure different types of things like corona and other things
For a specific cactus plant, cacti homologous for red flowers were crossbred with cacti homologous with white flowers. The next generation was 100% pink. Which genetic term best describes this result? Explain your reasoning.
Answers
Answer:
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For a specific cactus plant, cacti homologous for red flowers were crossbred with cacti homologous with white flowers. The next generation was 100% pink, then it is called as incomplete dominance as the offsprings are different from the parents.
What is incomplete dominance?Incomplete dominance is a type of inheritance where the offspring that is produced is neither like the paternal parent nor like the maternal parent but will show the different intermediate type of trait that is pink in this case. Here , the pink trait is the intermediate trait of the red and the white that is present in both of the parents, and this type of the offsprings shows different trait when they have the heterozygous states. When this two pink flowers cross then there are the production of the one red, one white and two pink flowers.
Hence, the next generation was 100% pink, then it is called as incomplete dominance as the offsprings are different from the parents.
Learn more about the incomplete dominance here.
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A student is asked to create models of both prokaryotic and eukaryotic cells. They will use materials to represent the cell membrane,
cytoplasm, DNA, and other internal cell structures. Which structures will be modeled in BOTH cell types? Select ALL that apply )
A) DNA
B) nucleus
C) ribosome
D) mitochondria
E) Golgi apparatus
Answers
A) DNA
C) ribosome
A) and C)
Trust me :)
_______ is a method of reproduction for some type of bacteria?
Answers
Answer:
theres a few answers for this
mitosis or asexual both work
Explanation:
Answer:
binary fission
Explanation:
Bacteria reproduce through a process called binary fission. During binary fission, the chromosome copies itself, forming two genetically identical copies. Then, the cell enlarges and divides into two new daughter cells.
Internal feedback mechanisms keep your body in homeostasis as
A you breathe faster while slowing from a jog to a walk
O B. you breathe faster while running faster
O C. you breathe slower while you are bleeding
O D. you breathe slower while your heart rate increases
Answers
Answer:
the answer is A because it is the best answer
Winds may be named for their location or for the direction from which they blow. Which winds blow from 30° latitude in both hemispheres almost to the equator?
2 points
A. easterlies
B. westerlies
C. trade winds
D. the doldrums
help fast pls
Answers
Answer: C. Trade winds
Explanation:
These winds blow from 30° latitude to the equator in both hemispheres.
To the north of the equator, they blow towards the west and to the south they blow towards the east.
These winds are strong in winter and were very important in the days where wind power was needed for ships as they carried ships on trade routes. They even carried the ships that colonized America.
i need the answer quick please thanks!
Answers
Answer:
B!!!!!!!!!!!!!!!!!!!!!!
Which of the following factors can influence the behavior of transcription factors when they are expressing a trait?
Choose all that apply:
A. Enzymes that regulate cell division.
B. Signals from other cells.
C. Temperature of the environment.
D. Frequency of protein formation.
Answers
Answer:
A
Explanation:
SOMEONE PLEASE HELP ME WITH THIS ILL GIVE YOU BRAINLY IF YOU GET IT RIGHT ALSO PLEASE EXPLAIN HOW YOU GOT THE ANSWERS!!!!!
Answers
Compare the composition of Nucleic acids to lipids
Answers
The smooth endoplasmic reticulum also processes these lipids, which store energy.
Nucleic Acids: Carry genetic information or form structures within cells. Carbohydrates: storage and transport of energy and structural components.
Proteins: Many proteins are enzymes that catalyze biochemical reactions, and are vital to metabolism.
what human activity produces the most methane gas?
Answers
Answer:
This is because of human activities like fossil fuel use and intensive farming.
Explanation: HOPE IT HELPS
7. Which of the following systems is NOT found in a flatworm:
a. Digestive system
b. Respiratory system
c. Nervous system
d. All of the above
Answers
Answer:
No. B
8 think so
I hope it helps ✌️
Explanation:
Parasitic flatworm do not have a digestive system because they don't digest there food. They just suck it when the upper gut muscles contract, suck it inside their body then gobble them up and then they're done sucking the nutrients from the food people eat.
Answer:
A. Digestive system
In the early stages of development, the embryos of dogs, pigs, and humans resemble one
another. This observation suggests that these animals may have
A)a common ancestry.
B)a similar number of chromosomes.
C)a similar habitat requirements.
D)the same blood components.
Answers
Answer:
a common ancestry.
Explanation:
Someone please help meee ;-;
Answers
The purpose of the right ventricle is to:
Answers
How to write 778,000,000 in scientific notation
Answers
To answer the question what is 77800000 in scientific notation let’s recall how to convert 77800000 to scientific notation as detailed on our home page.
When you split the number 77800000 into a coefficient and a power of 10 you do get 77800000 in exponential form, but there is an indefinite number of possibilities.
As you probably want 77800000 in normalized scientific notation, the coefficient or significand of 77800000 in scientific notation must be in the interval [1,10[.
As there are many ways to express 77800000 in scientific notation, in this post we mean 77800000 in normalized scientific notation, unless stated otherwise. Therefore:
77800000 in scientific notation = 7.78 × 107.
Answer:
yoo im just now learning about this
i think u just move the decimal right? so it would 7.8 with a power of 10^7?
Explanation:
For each of the following causes of extinction, explain how the increase in the human population makes the problem worse.
a. Habitat alteration
b. Commercial hunting
c. Competition
d. Sport hunting
e. Pest control
f. Pollution
Answers
Answer:
Im pretty sure its E sorry if its wrong.
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Pioneer plants begin to grow from coastal sand dunes formed from the tide and wind.
Primary, Or secondary succession?? and why
Answers
because it occurs without soil.
Which percentage of their offspring could be predicted to have white eyes
Answers
Answer:
What are the genotypes of the parents?
Why should you not exercise right after a meal? Select all that Apply
your muscles need oxygen
the body cannot supply enough blood to both digestive system and muscles
because your lungs don't function as well
the arteries to the stomach are open wide
the arteries to the leg are open wide
Answers
Answer:
(b) The body cannot supply enough blood to both the digestive system and muscles. (d) the arteries to the leg are open wide.
Explanation:
You shouldn't exercise right after eating a large meal, as you may feel bloating or muscle cramping. It's better to eat low-fiber, low-fat, and high-carbohydrate snacks 30 to 45 minutes before exercising. This can include yogurt, fruit, granola, peanut butter, or whole-wheat toast.
Help please need help this is due soon
Answers
Answer:
2)parastice
4)predation
hope this helps and this is the far I can get
Which of the following processes is key to producing gametes?
Answers
Answer:
meiosis
Explanation:
Gametes are formed through meiosis (reduction division), in which a germ cell undergoes two fissions, resulting in the production of four gametes. During fertilization, male and female gametes fuse, producing a diploid (i.e., containing paired chromosomes) zygote
plz brainlist me
100 points.
Answers do not need to be full sentences.
1. What is the interval of the isotherms on this map?
2. What is the temperature at letter D?
3. What is the lowest temperature in degrees Fahrenheit on the map?
4. Which letter indicates a temperature of about 67 degrees Fahrenheit?
5. What is the hottest temperature in degrees Fahrenheit on the map?
6. Which letter has roughly the same temperature as letter C?
Interpreting Weather Maps and Data
7. Which letter indicates the most gradual change in temperature?
8. Which letter indicates the most sudden change in temperature?
9. Why are the average temperatures in the middle of the United States warmer than the coasts?
Answers
Answer:
1. 10 degrees
2. 50 degrees
3. 40 degrees
4. letter d
5. 100 degrees
6. letter k
7. letter c.
8. letter k
9. The climate of the United States varies due to changes in latitude see in the regions of united states. There is also range of geographic features, including the mountains , biodiversity and deserts. Seen on the mainland, the climate of the U.S. becomes warmer the further when traveled towards west till the coast is reached. The alteration in latitude makes the land dryer as its moved.
Explanation:
Transpiration is the loss of oxygen through a plant’s leaves true or false
Answers
Answer:
in plants is responsible for the timing of seasonal activities such as flowering and growth.Transpiration is the loss of OXYGEN through a plant's leaves. False- water. When the guard cells of a leaf lose water, the stomata OPEN.
Explanation:
so the answer is True
Landforms are created through destructive forces such as weathering. Which of these is an example of physical weathering? A acid rain. B abrasion. C hydrolysis. D oxidation
Answers
Answer: C. HYDROLYSIS
Explenation: Chemical weathering occurs when water dissolves minerals in a rock, producing new compounds. This reaction is called hydrolysis. Hydrolysis occurs, for example, when water comes in contact with granite.
Landforms are created through destructive forces such as weathering, so abrasion is an example of physical weathering that is in Option B as the physical weathering is a type of weathering that involves mechanical breakdown.
What is the significance of weathering in the environment?Physical weathering is caused by physical forces, such as the expansion and contraction of rock due to changes in temperature and abrasion is a specific type of physical weathering that occurs when rock or soil is rubbed against other rock or soil. In physical weathering, rock fragments or particles are carried by water, wind, or ice, and the repeated collisions and friction caused by abrasion can lead to significant changes in the shape.
Hence, landforms are created through destructive forces such as weathering, so abrasion is an example of physical weathering that is in Option B as the physical weathering is a type of weathering that involves mechanical breakdown.
Learn more about the weathering here.
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