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sammy [17]
2 years ago
6

What are 3 molecules that require active transport?

Biology
1 answer:
Ne4ueva [31]2 years ago
3 0

Answer:

ions, glucose and amino acids i think

don't get mad

Explanation:

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Polytene chromosomes of Drosophila salivary glands each consist of multiple identical DNA strands that are aligned in parallel s
rewona [7]

Answer:

Polytene chromosomes may be defined as the giant chromosomes that contain alternate dark and light bands when view under the microscope. These chromosomes are found in the salivary gland of Drosophila.  

These glands are functionally highly active and contain thousand of DNA strands. These chromosomes are aligned parallel with each other as the replication is normal but the cells are unable to separate and fails to undergo the process of cytokinesis.

5 0
3 years ago
The speed of sound waves through two different media, steel and air, was recorded. According to the graph, sound waves travel A)
KIM [24]

the answer is b, faster through steel than through air.

4 0
3 years ago
Read 2 more answers
What type of neuron of the parasympathetic division exits the brainstem?
Troyanec [42]
I believe it's Preganglionic Neurons

because in parasympathetic the pre-ganglionic neurons begin in the brain stem, and secretes Aceytolcholine as a neurotransmitter. ;)
I'm taking A&P2 this spring so I know haha
4 0
2 years ago
Assume that life on Earth began 3.5 billion years ago. To the nearest percent, how much of this time have anthropoids been livin
Crazy boy [7]

Answer:

Anthropoids lived for approximately 0.86% of the total time.

Explanation:

  • Anthropoids are the higher developed organisms that includes apes and ape mans.
  • The age of earth is 3500 million and anthropoids lived for about 30 million years.
  • By the simple calculations we can find out the data in percent which gives us the result nearest to 0.86%.
  • That means 0.86% of 3.5 billion year is equivalent to 30 million years (time that was lived by anthropoids).
4 0
2 years ago
Meiosis in males produces four identical sperm cells.<br> A. True<br><br> B. False
lys-0071 [83]

Answer:

B. False

Explanation:

Meiosis is a process where a single cell divides twice to produce four cells containing half the original amount of genetic information. These cells are our sex cells – sperm in males, eggs in females.

6 0
2 years ago
Read 2 more answers
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