The theory of natural selection is based upon which of the following?


Group of answer choices

rock layers

fossil evidence and observed living organisms

distribution of organisms throughout the world

breeding organisms with favorable traits

Answers

Answer 1

Answer:

Breeding organisms with favorable traits.

Explanation:

Natural selection is all about how an animal's traits help them survive where they live.


Related Questions

4 pros and 4 cons of nuclear desalination

20 points

Answers

Four pros of nuclear desalination; nuclear desalination provides accessible drinking water, helps with habitat protection, provides water to the agricultural industry, and uses a large amount of energy.

Four cons of nuclear desalination; Waste Disposal,  nuclear desalination could lower down Ocean populations, nuclear desalination creates Health Concerns, and uses energy.

a nucleic acid is Long repeating chain of what?​

Answers

A nucleic Acid is a long repeating chain of nucleotides

DNA provides a very significant role in the formation and development of an organism.what is that role?

Answers

Answer:

The significant role that DNA provides is the organism's genetic information. It stores its information inside, and that's what makes up all the traits of the organism. All known cellular life contains DNA for this reason, and basically serves as long-term storage of information about the organism.

Your pet dog has 78 chromosomes in each of its body cells. How many chromosomes are in each of its sperm cells?

Answers

Answer:

the answer should be 39

Explanation:

the sperm cell has half as many chromosomes the a regular cell

What do we use meteorites for radiometric dating?

Answers

Answer:

There are more than 70 meteorites, of different types, whose ages have been measured using radiometric dating techniques.

Explanation:

What is one of the causes of mechanical weathering?
O acid rain
O oxidation
O animal actions
O carbon dioxide
Pls answer cuz I’m too dumb and didn’t pay attention in class

Answers

Answer:

C

Explanation:

Answer: c. Animal actions

Explanation:

Question 4 of 5
The box shows the element nitrogen as it appears in the
periodic table.
N
Nitrogen
14.0
Which two parts are needed to make a neutral atom of nitrogen?
O A. Electron clouds with a total of 14 electrons
I B. A nucleus with three protons and four neutrons
C. A nucleus with seven protons and seven neutrons
O D. Electron clouds with a total of seven electrons

Answers

Answer:D & C

Explanation:

What is planned goal for the Europa Clipper mission (if you answer you get 100 pints need ASAP

Answers

Your lovely peaches I knew it

Answer:

NASA's Europa Clipper will conduct detailed reconnaissance of Jupiter's moon Europa and investigate whether the icy moon could harbor conditions suitable for life.

Explanation:

Which of the following is NOT a necessary input for the process of cellular respiration? 1. CO2 (carbon dioxide) 2. Glucose 3. Sugar 4. O2 (oxygen)

Answers

Answer:

CO2

Explanation:

Hope this helps :)

CO2 (carbon dioxide) is NOT a necessary input for the process of cellular respiration.

What is cellular respiration ?

A series of chemical reactions known as cellular respiration break down glucose into ATP, which can be used as energy to power numerous body processes. Cellular respiration has three main stages: the citric acid cycle, glycolysis, and oxidative phosphorylation. The citric acid cycle takes place in the mitochondrial matrix, glycolysis takes place in the cytosol, and oxidative phosphorylation takes place on the inner mitochondrial membrane. Glucose, ATP, and NAD+ are the cellular respiration starting reactants, the rate-determining enzymes for cellular respiration are phosphofructokinase-1, pyruvate dehydrogenase, and isocitrate dehydrogenase, and the final products include ATP and water. One or more enzymes involved in cellular respiration, like succinyl-CoA-synthase or pyruvate kinase, are typically disrupted by diseases that affect this process.Glycolysis is the only process that can take place without oxygen, and only two ATP molecules can be produced for each glucose molecule. ATP and H2O are the two final end products of cellular respiration. Glycolysis produces two pyruvate molecules, four ATPs (a net of two ATP), two NADH molecules, and two H2O molecules.One acetyl-CoA, one NADH, and one CO2 are produced for each pyruvate molecule when oxygen is present. One GTP, three NADH, one FADH2, and two CO2 are the products of the TCA cycle. GTP is an energy-rich compound similar to ATP that is typically used in environments with lower pH. The electron transport chain can then use NADH and FADH2 to make more ATP as part of oxidative phosphorylation.

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What happens when weathering and erosion work together?

Answers

Search Results
Featured snippet from the web
is dissolved, worn away or broken down into smaller and smaller pieces. Once the rock has been weakened and broken up by weathering it is ready for erosion. ... Erosion happens when rocks and sediments are picked up and moved to another place by ice, water, wind or gravity.

5. The role of mitosis in asexual reproduction has what effect on genetic variation?
a. It greatly increases genetic variation.
b. It limits genetic variation.
C. It prevents genetic variation from occurring.
d. It has no effect on genetic variation.

Answers

Answer: D: it has no effect on genetic variation.

Explanation:

g The gastrointestinal tract has 4 basic layers. Which layer is the one that comes in contact with the food that you eat?]

Answers

Answer:

Muscularis propria

Explanation:

The gastrointestinal tract has the following four basic layers:

1.  Mucosa is the innermost layer

2. Submucosa is underneath the Mucosa

3. Muscularis propria

4. Adventitia is the outermost layer

Muscularis propria  is the one that comes in contact with the food that you eat.

What mRNA sequence will best match the section of DNA shown below?

G – A – T – C – C – T
C – T – A – G – G – C
C – U – A – G – G – A
T – C – G – A – A – G

Answers

Answer:

C-U-A-G-G-A

Explanation:

took the quiz this question right with this answer

The mRNA sequence will best match the section of DNA shown below is  C-U-A-G-G-A. Thus, option C is correct.

What is the use of reverse transcriptase?

Reverse transcriptase enzyme has been generally used by the retrovirus for their genome replication. This enzyme has been discovered by the Howard tenim.

Reverse transcriptase enzyme generates the complementary DNA from the mRNA template by the process of reverse transcription. The presence of RNase H, RNA-dependent DNA polymerase and  DNA-dependent DNA polymerase activity enable the enzyme to convert the mRNA into DNA.

The position of the mRNA is to carry protein facts from the DNA in a cell's nucleus to the cellular's cytoplasm (watery interior), where the protein-making machinery reads the mRNA sequence and translates every three-base codon into its corresponding amino acid in a growing protein chain.

Therefore, The mRNA sequence will best match the section of DNA shown below is  C-U-A-G-G-A. Thus, option C is correct.

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Include captive breeding, laws and treaties, and habitat preservation

Answers

These activities include habitat destruction, poaching, pollution, and the introduction of exotic species. Three successful approaches to protecting biodiversity are captive breeding, laws and treaties, and habitat preservation. The number of different species in an area.

Select from the drop-down menu to correctly complete the statement.
Different types of cells within an organism A do not have any function B serve a different function C can survive on they're own B are all the same

Answers

Answer:

b they all serve a differnt function

Explanation:

Different types of cells are present within an organisms serve different function.

What is cell?All living organisms are made up of cells, which are the basic building components. There are billions of cells in the human body. They support the body's structure, absorb nutrients from meals, transform those nutrients to energy, and perform specific activities. Cells also carry the body's genetic material and have the ability to replicate themselves.A cell is a cytoplasmic mass that is outwardly bound by a cell membrane. Cells are the smallest structural units of living matter and make up all living things. They are usually tiny in size. Most cells have one or more nuclei, as well as additional organelles that perform various functions.In unicellular and multicellular organisms, cells act differently. A unicellular creature relies on only one cell to conduct all of its duties. A multicellular organism contains cells that specialize in distinct roles and work together to maintain the organism.

Hence the correct option is B.

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ILL GIVE BRAINLY PLZ HELP Fisherman at Reelfoot Lake, in Northwest Tennessee, noted a drop in the number of catfish. What is the most reasonable conclusion, based on the data provided?
A) The pH of the rain will not affect the fish that live in the lake.
B) The pH of the rain falling into the lake is of level that it is killing the adult fish.
C) The pH of the rain falling into the lake is of level that it is affecting fish reproduction.
D) The pH of the rain falling into the lake is of level that it is both affecting fish reproduction and killing adult fish.

Answers

Answer:

D, if you look at the acid rain it covers both death of fish and reproduction

what type of tide has the highest amplitude

Answers

spring tides
The most extreme tidal range occurs during spring tides, when the gravitational forces of both the Moon and Sun are aligned (syzygy), reinforcing each other in the same direction (new moon) or in opposite directions (full moon).

Do you think oxygen turns the penny dark brown all the way through or just on the surface

Answers

Answer:

just on the surface

Explanation:

you can clean it

SOMETHING I DONT UNDERSTAND! My sis told me she was on her perio d but then I told her there was this thing called subject and predicate and how she isnt supposed to have a period at the end of her statement because it wouldnt make any sense... and ya, it didnt go well cause' she put on a tantrum.
But the weird thing is that Google said this "Tantrums are most common between the ages of one and four, then decrease when children start school." SO HOW COME I DIDN"T HABE A TANTRUM!! life makes no sense

Answers

Answer:

yep life tends to not make sense

i feel you gurl i also have a older sister

Explanation:

A student collects a sample of water from a pond near her home. She
examines a drop of the water under a microscope and sees four very
differently shaped single-celled organisms. Which of the following
can she reasonably conclude as the reason the organisms look so
different?

Answers

Answer:

A. Each organism had a different parent that passed on a set of unique genetic instructions.

Explanation:

Organisms can either be single-celled or multicellular. According to this question, a student collects a sample of water from a pond near her home. She then examines a drop of the water under a microscope and noticed it contains four very differently shaped single-celled organisms.

The single-celled organisms are of different shapes because they are from different parents, which passed on a set of unique genetic instructions via their genes to them. Organisms of the same species from the same parent will possess the same shape because they contain same gene which makes them look and behave similar.

However, in this case, the four different shaped single-celled organisms are of DIFFERENT SPECIES and hence, contain individual unique genes that makes them so

Which compound forms when carbon dioxide diffuses and reacts with seawater?

A. Hydroxide ions
B. Carbonate
C. Bicarbonate
D. Carbonic acid

Answers

Answer:

It's D

Explanation:

When CO2 reacts with water first carbonic acid is produced. then this carbonic acid will transform to H+ and HCO3-.

BUT BECAUSE FIRST CARBONUC ACID IS PRODUCED SO CARBONIC ACID IS CORRECT.

hope you understand.

6. What develops when cells undergo metastasis? O cleavage furrows O metaphase plates sister chromatids O malignant tumors​

Answers

Answer: Malignant tumors

if you want mark brainlest.

Labeling the Water Cycle
Tyt
Place each step of the water
cycle in its correct location.
Evaporation
Precipitation
Condensation
Groundwater
Transpiration
Runon +
Check
Intro

Answers

Answer:

what you have is correct

Answer: the image above is correct :))

Explanation:

because

Fecal coliform is an indicator of what type of disease?

Answers

Answer:

Explanation:

Some waterborne pathogenic diseases include typhoid fever, viral and bacterial gastroenteritis and hepatitis A. The presence of fecal contamination is an indicator that a potential health risk exists for individuals exposed to this water.

Answer:

Thermotolerant coliform bacteria (commonly referred as fecal coliforms) are the group most frequently used as indicators of fecal pollution because they behave in a similar way to most pathogenic bacteria in the environment, and, during treatment, they are abundant and easy to determine.

In a strike-slip fault, the rocks on either side of the fault slip past each other sideways with little

Answers

The answer I believe is up or down motion.

In a strike-slip fault, the rocks on either side of the fault slip past each other sideways with little up or down motion.
(Please Mark brainliest if correct )

A hurricane sweeps across the ocean and damages the houses of people living along the coast. This is an example of interactions between the

biosphere, atmosphere, and sand
hydrosphere, sand, and biosphere
atmosphere, sand, and hydrosphere
atmosphere, hydrosphere, and biosphere

Answers

Answer:

I think its atmosphere, sand, and hydrosphere

Explanation:

good luck :)

ILL MARK BRAINLIEST PLEASE ANSWER QUICK!!!!

Answers

Answer:

C, B, A, D

Explanation:

I'm pretty sure this is it, sorry if it's wrong

5. Which of the following statements correctly identifies a way in which
prokaryotic cells are different from eukaryotic cells? *
Prokaryotic cells have flagella, while eukaryotic cells do not.
Prokaryotic cells have chloroplasts, while eukaryotic cells do not.
O
Prokaryotic cells only have free-floating DNA, while eukaryotic cells have DNA
enclosed in a nucleus.

Prokaryotic cells only have cell membranes, while eukaryotic cells have both cel
membranes and cell walls.

Answers

Answer:

I think the correct answer is the number 2

KUES Questions
8. A water wave has a frequency of 2 Hz and a wavelength of
5 m. How fast does it travel through the water?

Answers

Answer:

10m/s

Explanation:

Given parameters:

Frequency of wave  = 2Hz

Wavelength = 5m

Unknown:

Speed of the wave  = ?

Solution:

The speed of a wave is derived from the product of wavelength and frequency;

     speed  = frequency x wavelength

Insert the parameters and solve;

    speed  =2 x 5 = 10m/s

planting selectmaterial in low quality? please answer my question​

Answers

Answer:

Whats your question

Explanation:

???

Other Questions
Which one of these is not a successful budgeting strategy Evaluate the expression on top helllp pls g The gastrointestinal tract has 4 basic layers. Which layer is the one that comes in contact with the food that you eat?] A line passes through the points (-10, -3) and (-5, 1). What is the slope of the line? DO 6) Choose the best answer.What was the purpose of the Navigation Acts?They were put into place by the French to oversee the colonies.They were put into place by the Spanish to keep the colonies safe.They were put into place by the British to provide control over the colonies.They were put into place to help stop pirating in the seas.They were put into place to help ships navigate the ocean. Which of these Earth spheres interacts with coral reefs to cause coral bleaching? Atmosphere Cryosphere Geosphere Hydrosphere The most likely reason the author uses the word whirlwind in this excerpt is to show violent action.rapid confusion.calm acceptance.sudden disinterest. HELP PLZ I NEED QUESTIONS DONT DO IT FOR THE POINTS BECAUSE I ACTUALLY NEED HELP 3. Who did President Jackson claim to represent? Answer the following in several complete sentences: How do external cues, internal emotions, and order of appearance influence memory retrieval? -7-2/3x=6what is xpls tell me quickly Which function will find the difference of 15 and 3 and return 12 when the main part of your program has the following line of code?answer = subtract(15,3)def Subtract(numA, numB): return numA - numBdef Subtract(numA, numB): return numB - numAdef subtract(numA, numB): return numA - numBdef subtract(numA, numB): return numB - numA Please help me!!!!! I will give brainliest!!Why did the renaissance happen in Italy?A. Most ancient knowledge cam from Rome.B. Venice and Genoa had easy access to trade routes.C. Northern Italy was more religious than the rest of Europe.D.Italy was insulated from foreign involvement. PLEASE HELP ME I NEED THE ANSWER!!!!!!!!!!!!!The floor of an elevator in a building is 30 feet above ground level. It travels down to the lower level of the building, where the floor is 10 feet below ground level. What distance has the elevators floor traveled? 3b+2 The sub for b is 14 Which of the following is a difference between novels and plays?APlays are meant to be acted out while novels are only meant to be read.BIn a play, there is only dialogue, while in a novel there is dialogue and description.Plays might be divided into acts and scenes, while novels are divided intochapters.Dall of the above Solve the equation below for x.1/2(x+2)=7/5 Which TWO correctly relate the attraction between the particles of a liquid and the temperature at which the liquid changes state?A. Strong attractions mean the liquid melts at a higher temperatureB. Strong attractions mean the liquid melts at a lower temperatureC. Strong attractions mean the liquid boils at a higher temperatureD. Strong attractions mean the liquid boils at a lower temperature A class of 32 students has 12 girls. What is the ratio of girls to boys?A. 3:5B. 5:3C. 3:8D. 8:3 Which function is common to skin, hair, and nails?