What role does a dna play in existence of cell?

Human bone, muscle, and nerve cells all contain the same number of chromosomes with the same complement of genes. What enables these cells to perform specialized activities? A. The ability of some cells to remove unnecessary DNA sequences B.

Differences between endocrine and exocrine glands include

Where are substances stored in cells?

Which of these contains genetic material and is found in the nucleus? nucleolus ribosomes chromatin vacuole

Result of this action potential releases what ion from the terminal cisternae

Both mitosis and meiosis begin with a diploid cell that contains replicated chromosomes. What are the main differences between these two processes, and what types of daughter cells produced by each? a.

4. A sample of DNA from a human skin cell contains 32% cytosine (C) bases. Approximately what percentage of the bases in this sample will be thymine (T) ? A) 18 B) 24 C) 32 D) 36 O MET

Steam power plants produce a large amount of extra steam. That steam is released as heat energy into the water surrounding the power plant.

Would it be easier to build a space colony on saturn or on one of its moons? why?

Which of the following is not a carbon sink? atmosphere the Atlantic Ocean Lake Superior All of the above are carbon sinks.