what is artificial selection?

Answers

Answer 1

Artificial selection, also selective breeding occurs when humans breed individuals that have specific characteristics that they want to manipulate.


Related Questions

Why do you think we can say there are multiple interpretations of extinct animals?

Answers

Answer:

yes there are because manu animals like dinausaurs get extinct

what is the scientific name of human beings​

Answers

Answer:

Homo sapians is your correct answer .

Which statement explains the goal of using sustainable practices in food
production?

Answers

Answer: c

Explanation:

Which of the following is an example of descent with modification

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This will lead to change in populations over generations in a process that Darwin called descent with modification. ... One of the best examples has been demonstrated in the very birds that helped to inspire Darwin's theory: the Galápagos finches.

a mechanism for evolution; all organisms are related through descent from an ancestor; descendants accumulated adaptations; descent of all organisms from an ancestor that lived in the past; descendants accumulated diverse modifications (adaptations)

if the first one doesnt work try the second

An example of descent with modification is a bacterium that inherits a gene for antibiotic resistance, has a more significant possibility of survival. Natural selection then applies that resistance through the population, forcing scientists to come up with a new antibiotic.

What is darwin's theory of descent with modification?

Darwin described evolution as "descent with modification," the theory that species evolve over time, give rise to new species and transmit a common progenitor.

The means that Darwin proposed for evolution is natural selection.

Thus, a bacterium that inherits a gene for antibiotic resistance,  is an example of descent with modification.

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CO, in Atmosphere
Burning
Plants, algae,
cyanobacteria
High-level
consumers
Wood and
fossil fuels
Primary
consumers
Detritivores
and others)
Detritus
Describe how each part of the cycle would be impacted if photosynthesis stopped happening,
2 ldentify at least 1 abiotic factor AND 2 biotic factors that would be influenced in the cycle

Answers

They work by all helping each other through burning

Fermentation and cellular respiration are both processes the breakdown glue close and
A. Store lactic acid in bonds
B. Release energy from bonds C. Require 02 as a reactant D. Produce ethyl alcohol 

Answers

Answer:

B. Release energy from bonds

Nafisa saw that a flower on a plant had stamens, but did not have a pistil. Which of the following parts will definitely be ABSENT in the flower?
Sepals
Ovules
Anthers
Filame

Answers

Ovules would be absent since they are only present within the pistil
Anthers and filament are male structures and this flower has the stamen indicating it is male

Many scientists are concerned that the Ogallala aquifer in the United States is being depleted at an alarming rate. What would most likely be a major effect of this aquifer running dry?
Many crops would die because irrigation water would be limited.
The water cycle would come to a halt in the area.
Farmers would have to water crops with salt water.
Most people in the United States would not have drinking water.

Answers

Answer:

Many crops would die because irrigation water would be limited.

Explanation:

Answer:

Many crops would die because irrigation water would be limited.

Explanation:

According to natural selection, individuals that tend to survive are those that have which of the following?
the ability to quickly produce the most offspring
the largest and strongest body structures
the genetic variations that are best suited for their environment
the longest legs and fastest running speeds

Answers

Answer:

The genetic variations that are best suited for their enviornment

Explanation:

Those that are not well suited for their environment will die off, leaving only the ones that are suited for it. This species will slowly take hold until the species has adapted and become a completely different one.

Answer:

The genetic variations that are best suited for their environment

Explanation:

This way they may also have a chance to evolve if natural selection kept going until everyone of the species had that trait.

D. Dalmation Dogs may have either black or liver (brown) spots.
1. Two black-spotted Dalmation parents produce a liver-spotted puppy.
a. What does this tell us about dominance in spot color?
b. What is the genotype of the liver-spotted puppy?
c. What is the genotype of the mother? Of the father?
d. List the genotypes and phenotypes of all puppies these
parents could produce.
PLS HELP ASAP WILL GIVE POINTS AND HELPERS HAND

Answers

A: black spots are dominant
B: ss
C: both parents must be heterozygous to produce an offspring that expresses the recessive trait.
D: SS, Ss, and ss
Hope this helps!

2.
Which of the following examples is a non-renewable source of energy?


wood


nuclear power


hydroelectric


wind

Answers

Answer Wood

Explanation: there will always be trees but the will not be wind at all times, nuclear energy was invented, man made so it can run out. I could be wrong. Pls don’t hate if I am.

What effect do the majority of mutations have on individuals

Answers

the effect is usally positive because it can help them adapt to their environment

An instrument used to separate cell parts according to density is the...

A. Compound light microscope
B. Electron microscope.
C. Blender.
D. Centrifuge.

Answers

Answer:

Explanation:

electron microscope

What are the chemicals for the two strands of nucleotides

Answer fast pleaseee

Answers

The chemical structure of DNA and its nucleotides The DNA double helix is composed of two strands of DNA; each strand is a polymer of DNA nucleotides. Each nucleotide consists of a sugar, a phosphate group, and one of four nitrogenous bases. The structure and orientation of the two strands are important to understanding DNA replication. Drag the labels to their appropriate locations on the diagram below. Use only the pink labels for the pink targets, and the blue labels for the blue targets. Labels can be used once, more than once, or not at all.

Help Please ASAP
In the process of translation, the ribosome is the site where


A DNA strands are separated and copied

B free floating amino acids are picked up by tRNA

C amino acid chains are assembled from information in the mRNA

D information from DNA is copied to RNA

Answers

The correct answer is the second

In DNA and RNA, the combination of nucleotides codes for....

amino acids
ribosomes

phosophates

sugars

Answers

Answer:

Amino Acids

Explanation:

Have A wonderful day!!

Correct me if i'm wrong~

What are the compounds used in mitochondria for cellular respiration?

Answers

Most of the steps of cellular respiration take place in the Mitochondria. Oxygen and glucose are both reactants in the process of cellular respiration. The main product of cellular respiration is ATP; waste products include carbon dioxide and water.

Glucose is Key to keeping the mechanisms of the body in top working order. When our glucose levels are optimal, it often goes unnoticed. But when they stare from recommended boundaries, you’ll notice that unhealthy effect it has a normal functioning.

Oxygen is a colorless, oder less reactive gas, the chemical element of atomic number 8 and the life-supporting component of the air.

Mitochondria is an organelle found in large numbers in most cells, in which the biochemical processes of respiration and energy production occur. It has a double membrane, the inner layer being folded inward to for layers and that’s called critstae.

Which parts of DNA provide the code for proteins?

Answers

Answer:

The genetic code is the sequence of nucleotide bases in nucleic acids (DNA and RNA) that code for amino acid chains in proteins. DNA consists of the four nucleotide bases: adenine (A), guanine (G), cytosine (C) and thymine (T). RNA contains the nucleotides adenine, guanine, cytosine and uracil (U).

A gene is a section of a DNA molecule that contains the information to code for one specific protein.

The DNA code contains instructions needed to make the proteins and molecules essential for growth, development and health.

What is gene?A gene is the basic physical and functional unit of heredity. Genes are made up of DNA. Some genes act as instructions to make molecules called proteins.  Many genes do not code for proteins.

What is DNA?

DNA is the genetic material, which is involved in carrying the hereditary information, replication process, mutations, and also in the equal distribution of DNA during the cell division.

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Where is the genetic material that determines the inherited traits of an organism located inside of a eukaryotic cell?

Cytoplasm
Vacuole
Nucleus
Ribosome

Answers

Answer:

the answer is :nucleus

A cell that has 6 chromosomes in the G2 phase will have how many sister chromatids during that same phase

Answers

Answer:

12 chromatids.

Explanation:

If a cell has 6 chromosomes in the G2 phase will have 12 sister chromatids during that same phase because replication of chromosomes occurs which produces two exact copies of each chromosomes. Then 6 chromatids are distributed in one daughter cell while the other 6 chromatids are distributed in other daughter cell and finally the cell division occurs.

Active
1
2
Which of the following are forms of asexual reproduction? Select three options.
zygote formation
binary fission
fertilization
fragmentation
sporulation

Answers

Answer:

we have fission fragmentation and sporulation

Answer:

2 4 and 5 (Binary fusion, fragmentation, sporulation)

Explanation:

These are all right because I took the quiz and got a 100%

what is symbiosis ?​

Answers

Answer:

Symbiosis -interaction between two different organisms living in close physical association, typically to the advantage of both.

Explanation:

Hope this helps! Please mark be brainliest if it does. Peace and Love

Answer:

interaction between two different organisms living in close physical association, typically to the advantage of both.

During the nitrogen cycle, through which structure are nitrogen compounds first absorb into the plant?

A.) roots
B.)leaves
C.) flower
D.) stem

Answers

Answer:

It's B

Explanation:

I took the test

Answer: B (Leaves)

Explanation:

Did it engenuity unit test

What would likely happen if a lion's prey wasn't available?

Answers

lions would have no food and therefore go extinct.

Answer:

It takes around to weeks for a lion to starve, or become starving.  Lionesses do most of the hunting, lions are much lazier.  When a lion begins to starve it will kill nearly anything to satiate it's hunger.  A lot of like other creatures and predators in the wild.

Explanation:

What changes an object's speed and direction? *

A. Friction
B. Acceleration
C. Gravity
D. Inertia

Answers

Answer:

C

Explanation:

A change in speed is a change in velocity – so, a change in speed is an example of acceleration! Acceleration may be positive or negative. Negative acceleration is sometimes called deceleration. Force – a push or pull When a force acts on an object; it may change the object’s acceleration (speed, direction, or both).

The answer is C, gravity

Two students below described a part of Earth's middle layer:

Bob: The deepest part
Joe: The semi-fluid part

Which part of the middle layer did Bob and Joe describe? (4 points)
A. They both described the mesosphere.
B. They both described the asthenosphere.
C. Bob described the mesosphere and Joe described the asthenosphere.
D. Bob described the asthenosphere and Joe described the mesosphere.

Answers

Answer:

c

Explanation:

A mutation in the code for a trait may not always change the expression of that trait. What advantage
does this provide cells?

Answers

Answer:

Some changes in the DNA sequence will not cause a change in the protein produced.

Explanation:

Which mutation results in the production of molecules that can be used as a source of energy?
a mutation that causes bacteria to fight off antibiotics
a mutation that breaks down the sugar in milk, lactose
a mutation that changes the color of a part of a flower

Answers

Answer:

a mutation that breaks down the sugar in milk, lactose

Explanation: sugar that is broken down can be used as a source of energy

Answer:

The correct answer is B. a mutation that breaks down the sugar in milk, lactose

is an organism that uses the energy from the sun or inorganic substances to make its own food; it is also called a producer. is an organism that takes in or consumes other organisms to receive energy; it is also called a consumer.

Answers

Answer:

An autotroph

is an organism that uses the energy from the sun or inorganic substances to make its own food; it is also called a producer.

A heterotroph

is an organism that takes in or consumes other organisms to receive energy; it is also called a consumer.

Explanation:

An autotroph is an organism that uses the energy from the sun or inorganic substances to make its own food; it is also called a producer. A heterotroph is an organism that takes in or consumes other organisms to receive energy; it is also called a consumer.

What are autotrophs and heterotrophs?

An autotroph can be referred to as an organism which uses the energy from the Sun or inorganic substances present in the environment to make its own food. These organisms are also called as producers. These organisms produce their own food through the process of photosynthesis.

Heterotrophs are the organisms which takes in or which consumes other organisms for receiving energy or as the food source. These organisms are also called as consumers. Consumers are further divided into different types on the basis of their food such as carnivores, omnivores, etc.

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Muscle cells
Function

Answers

What is the question?
The function of muscle cells are mobility, stability, posture, circulation, respiration, digestion, urination, child birth
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