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Rus_ich [418]
3 years ago
15

8. Which of the following organ systems function like a cell membrane in animal cells

Biology
2 answers:
NISA [10]3 years ago
5 0

Answer:

The answer is A.

Romashka [77]3 years ago
5 0

Answer:

THE ANWSER IS A .ARK ME BRANLEST PLZ

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What is the role of shell-building marine creatures in regulating climate?
Katarina [22]

Answer:

they help to remove carbon dioxide through calcification

Explanation:

The correct answer would be that <u>they help to remove carbon dioxide through calcification</u>

<em>Shell-building marine creatures play important roles in regulating climate because they help to remove carbon dioxide from the environment through the process of calcification.</em>

Carbon dioxide is a major driver of climate change because the gas is among the greenhouse gases that absorb radiation from the sun thereby causing the warming of the planet. The more the carbon dioxide in the atmosphere, the more the amount of heat trapped and the more the increase in the global temperature. An increase in the global temperature causes the general climatic factors to become erratic.

Hence, the removal of carbon dioxide through the process of calcification is important for regulating climate change.

8 0
4 years ago
Read 2 more answers
Dr. Oops was working in his laboratory and mixed up his 3 containers of dangerous chemicals. He knows that one was a stronger ba
Naily [24]

Answer:

breaker B

Explanation:

As the strongness of a base depends upon the PH value...the more the pH value ( more than 7 ) , the more the base becomes strong.

4 0
4 years ago
what is the chemical composition of chromatin? A.it is pure B.it is DNA and protein C.it is carbohydrates D.it is carbohydrates
Rudiy27
B. it is DNA and proteins.

Chromatin: the complex of DNA and proteins that forms the chromosome in eukaryotic cells.

hope this helped!
3 0
3 years ago
DNA polymerase III can synthesize new DNA at a rate of 1000 bases per second. The genome of Escherichia coli is about 4,600,000
Murrr4er [49]

Answer:

1.27 hour or 77 minutes.

Explanation:

In the given question it is provided that:

1. DNA polymerase III synthesizes new DNA at a rate of- 1000 bases/sec

2. The genome of E.coli has- 4,600,000 base pairs

To calculate the time required for replication:

Total base pairs/ speed of enzyme

= 4600000/1000

= 4600 seconds

= 4600/3600   (1 hour= 3600 seconds)

= 1.27 hour or 77 minutes.

Thus, 1.27 hour or 77 minutes is correct.

8 0
3 years ago
Which of these mechanisms exerts gene control by suppressing transcription in eukaryotes?
Lelechka [254]
Sets of transcription factor proteins buying a specific DNA sequences in or near a gene and promote or repress its transcription into RNA. Which i believe its C
7 0
3 years ago
Read 2 more answers
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