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Amanda [17]
3 years ago
11

In an experiment, the group of subjects that do not receive treatment is called the

Biology
1 answer:
weeeeeb [17]3 years ago
8 0

Answer:

C. control group

Explanation:

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What is one of the most sophisticated communication systems on the planet?
timama [110]

The <u>nervous system</u> is one of the most sophisticated communication systems on the planet.

<u>Explanation:</u>

The diverse assembly of nerves and specific cells identified as neurons which are responsible for coordinating actions and sensory by sending signals among the various parts of the body, thus collectively understood as the nervous system. By fact it is the electrical circuitry of the body.

The nervous system is systemically composed of two parts: the pivotal nervous system and the peripheral nervous system. Here the pivotal comprises of the brain and spinal cord, although the peripheral constitutes primarily of nerves, which are interconnected strings of long fibers or axons, which link the pivotal to every other part of the organism.

8 0
3 years ago
A fossil bone has 25% of this new radioactive element remaining. If the half-life of this new element is 10,000 years, how old i
natali 33 [55]
The element starts off as 100%. half of 100% is 50% and half of 50% is 25%. the element has emitted 2 times the half life which is 10,000 x 2 = 20,000

the fossil bone is 20,000 years old
4 0
3 years ago
Gene expression can be summarized as
Alex777 [14]

Answer:

3 one

Explanation:

6 0
3 years ago
The pyramidal motor tract carries signals from the motor cortex of each cerebral hemisphere to _______ side(s) of the spinal cor
Natalija [7]

Answer:

Explanation:

the contralateral / both the ipsilateral and contralateral

6 0
2 years ago
a change in the nucleotide sequence of a gene can lead to a change in _______, which can lead to a change in in the amino acid s
skad [1K]

Answer:the messenger rna

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A change in the DNA sequence of a gene leads to a change in the nucleotide sequence in the messenger RNA, which can lead to a change in the amino acid sequence of the resulting protein.

8 0
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