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