Red-green colorblindness is an X-linked recessive trait. Which of the following statements about a woman who is born colorblind must be true? a. A color-blind man must have had a color-blind mother.
b. A man with normal vision cannot have had a color-blind father.
c. A color-blind woman must have had a color-blind mother.
d. A color-blind woman must have had a color-blind father
e. A color-blind man must have had a color-blind father

Q: a: in sexually reproducing animals, once fertilization of the egg takes place, the exists as a single cell until cell division begins

How are fungi more like an animal? they have a cell wall. they are heterotrophs that absorb their food. they produce seeds and have membrane-bound nucleus. they use sunlight for photosynthesis.

In the united states there are strict fishing seasons and limits, but not all countries enforce similar laws. in bangladesh there are few if any fishing restrictions. what might be the reason for less restrictions in smaller countries like bangladesh? a) the united states is the only country worried about overfishing. b) the united states wants to limit the supply of fish to increase the price. c) bangladesh and smaller countries have an unlimited supply of fish in their coastal waters. d) small countries, such as bangladesh, are practicing subsistence fishing, taking only the fish needed to survive.