True or false, oxygen diffuses directly into body tissues from blood in animals with an open circulatory system

Which statement describes john tuzo wilson’s contribution to the theory of plate tectonics?

In a classic experiment using pea shape, mendel conducted two separate genetic crosses. in the first cross the parent plants were “true breeding” for pea shape; one had round peas ( r )and the other had wrinkled (r). the first cross produced a filial 1 generation of all round peas. in the second cross, mendel bred plants from the filial 1 generation. this cross produced different results. out of approximately 1000 plants, about 75% were round and 25% were wrinkled.

What is the name of the type of cell division that occurs in the prokaryotic cell cycle