The extensive connective tissue network, which encircles the bases of the pulmonary trunk and aorta and the valves of the heart, is called the

Surrounded by microtubules, located near the nucleus. (don't try to google it) (give answer only if u know)

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.

Which characteristics are typical of a human population in the postindustrial stage?