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Wittaler [7]
4 years ago
12

What are two of the things human ancestors used the sky for?

Biology
2 answers:
skelet666 [1.2K]4 years ago
7 0
Calenders and time were the two things humans used the sky for.
aleksley [76]4 years ago
6 0
They used it for telling the weather if it was gonna rain or be cloudy or snowy. they also used it to tell the time. if it was dark- it was night. if the sun was rising it was morning.
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8 0
4 years ago
Which polymers provide plants with their genetic traits?
adelina 88 [10]
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4 years ago
Can you just say the straight answer instead of writing a huge paragraph
Vladimir [108]
Ask your teacher. Depending on what he/she wants, the teacher may or may not deduct points from your assignment. Good luck!
8 0
3 years ago
List and briefly describe the three main cell cycle checkpoints.
V125BC [204]

Answer:

The cell cycle is controlled at three checkpoints. The integrity of the DNA is assessed at the G1 checkpoint. Proper chromosome duplication is assessed at the G2 checkpoint. Attachment of each kinetochore to a spindle fiber is assessed at the M checkpoint.

Explanation:

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please mark me as a brainliest

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3 years ago
Which of the following is true regarding normal quiet expiration of air?a. It is a passive process that depends on the recoil of
nikklg [1K]

Answer:

Statement true regarding normal quiet expiration of air s

b) It is a passive process that depends on the recoil of elastic fibers that were stretched during inspiration.

Explanation:

5 0
3 years ago
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