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victus00 [196]
3 years ago
13

Linguists know how people began to speak. A. true B. false

Biology
2 answers:
Phantasy [73]3 years ago
3 0
The correct answer should be True!
Nata [24]3 years ago
3 0

Answer: False, they have theories but nothing is certain.

Explanation:

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In a DNA strand, this nucleotide will "pair up" with:
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Answer:

C.

Explanation:

Every DNA nucleotide pair will consist of one pyrimidine and one purine. Due to the chemical structures of the different bases, adenine (A) will always bind with thymine (T) and guanine (G) will bind with cytosine (C). The same is true for RNA except that A always pairs with a close relative of thymine, uracil (U).

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16. The lateral-line of a shark is used for
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Answer: A: Detecting and locating objects and moving animals in the water

Explanation:

Its used for sensing tiny vibrations in the water

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The elements are pure forms of matter that cannot be broken down into simpler substances.
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The Devonian marked the time of greatest diversity in which of the following?
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