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leva [86]
3 years ago
6

Which type of lens can be rotated to select different magnifications?

Biology
1 answer:
stich3 [128]3 years ago
4 0

Answer:

objective lenses

Explanation:

objective lenses with different magnifications, screwed into a circular "nosepiece" which may be rotated to select the required lens.

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What evidence at the molecular level supports the theory of evolution
brilliants [131]

Answer:

Fossil Evidence and Structural evidence proves to support the theory of evolution because fossil evidence shows how animals looked like a few hundreds to thousands of years ago, and structural evidence shows how an animal can change from a land creature to a sea creator such as a whale starting from Indohyus to becoming a whale as it is now.

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Explanation:

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3 years ago
What is the codon-anticodon complementary base pairing system
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Answer:

​Anticodon

An anticodon is a trinucleotide sequence complementary to that of a corresponding codon in a messenger RNA (mRNA) sequence. An anticodon is found at one end of a transfer RNA (tRNA) molecule.

Explanation:

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3 years ago
Help me ALL of these, and you get brainiest! (:
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Answer:

1. Circulatory System

2. Respiratory System

3. Endocrine System

4. Nervous System

5. Urinary/ Excretory System

Explanation:

1. Circulatory System- The heart pumps blood and blood vessels such as arteries and veins, transports the blood to every part of our body providing organs and muscles with nourishment.

2. Respiratory System- This system maintains our breathing. It supplies the body with oxygen for cellular respiration.

3. Endocrine System- The glands of the endocrine system secrete chemicals called hormones that regulate most of the processes in our bodies like growth, reproduction, metabolism, etc...

4. Nervous System- The entire nervous system controls all of the other systems of the body and it also transmits information to the brain, such as pain and external sensations.

5. Urinary/Excretory System- This system is responsible for eliminating waste products of metabolism and other materials from the body that are of no use.

5 0
3 years ago
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Which nitrogen bases are complementary to each other?
Slav-nsk [51]
Adenine (A) binds with Thymine (T).
<span>Guanine (G) binds with Cytosine (C).
</span>

Adenine and Guanine are purines. Thymine and Cytosine are pyrimidines.

Hope this helps !

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3 years ago
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Can someone help me please, i cant find the answer to this question anywhere.
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Answer:

light dependent reaction

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