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Alexus [3.1K]
3 years ago
14

How did artificial selection help Charles Darwin's of evolution

Biology
1 answer:
maria [59]3 years ago
5 0
Charles Darwin made use of artificial selection to help gather evidence for his proposed mechanism for how evolution occurs. Darwin was able to show that he could choose which traits were desirable for those to be passed down to the offspring by breeding 2 pigeons with the trait.
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What carries the three unpaired bases that are collectively called the anticodon?
AlladinOne [14]
As the ribosome reads each codon of mRNA, it directs tRNA to bring the specified amino acid into the ribosome. Each tRNA molecule carries<span> just one kind of amino acid. In addition, each tRNA molecule has </span>three unpaired bases<span>, </span>collectively called the anticodon<span>—which is complementary to one mRNA codon.</span>
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3 years ago
HELP PLEASE I NEED THE ANSWER ASAPPPP
Hoochie [10]

Answer:

I think that it's A.

Explanation:

It's not D, because A & C contrast each other.

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What force is present at a divergent boundary?
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C

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Chemical weathering is most effective in what type of climate? A) a warm, arid climate B) a cold, arid climate C) a warm, moist
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<em>Chemical weathering is most effective in;</em>

C) A warm, moist climate

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3 years ago
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Match the following for the following questions: Part Aa. Secretes b. Regulatory c. Hormones d. Supports Body and Anchors e. Mus
RoseWind [281]

Answer: (The question is incomplete) The human body is made up of different organs. An organ is a group of tissues in a living organism that have been adapted to perform a specific function. The different organs in the body can work together to perform a similar function. These groups of organs performing a common function constitutes an organ system. For example, the circulatory system which is responsible for transporting blood throughout the body, consists of the heart and blood vessels known as veins, arteries and capillaries.

Explanation:

The hypothalamus which is part of the endocrine system organ synthesizes and <em>secretes regulatory hormones.</em>

The skeleton which is part of the Skeletal system <em>supports Body and Anchors Muscle.</em>

The blood which is part of the Circulatory (cardiovascular) system transports <em>substances throughout the body including the heart. </em>

The respiratory system exchanges Oxygen and CO₂ between body and air.

The Muscular system is an organ system consisting of muscles which <em>permits movement of the body.</em>

The immune system of the body <em>defends the body against diseases</em>.

The lymphatic system functions to keep body fluid levels in balance and to defend the body against infections. <em>It includes thymus and spleen.</em>

The excretory system <em>rids body of liquid waste</em>. It includes the skin, the kidney and urethra, the bladder, and two ureters.

The digestive system which includes the stomach, the liver, anus, large and small intestine,e.t.c, <em>breaks down food and absorbs nutrients. </em>

The nervous system <em>processes sensory information and controls responses. It includes the brain & spinal cord which form a part of the nervous system called the central nervous system </em><em>(CNS)</em>

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