Which of the folling is a charstaristic of eukarytes but not prokaryotes ? 1.The cell is surrounded by a plasma membrane that is a phospholipid bilayer.

2. DNA serves as the genetic material.

3. The genetic material is surrounded by its own phospholipid bilayer, distinct from the phospholipid bilayer that surrounds the cell.

4. Organisms can be single-celled.

Aflame cell is at the end of each tubule of the nephridium malpighian tubules kidneys none of the above

Where are the strongest jet streams located?

Which of these is true of the cytoplasm of an unfertilized egg? a. it is an unevenly distributed mixture of mrna, proteins, organelles, and other substances. b. it does not contain substances that are important in directing development. c. these substances are supplied by the sperm. d. it does not contain substances that are important in directing development. e. development is directed solely by the surrounding cells. f. it is a homogeneous mixture of mrna, proteins, organelles, and other substances. g. it does not contain substances that are important in directing development. h. these substances are produced by the dna of the fertilized zygote.