guys.. i need help.. my science teacher expects me to know how to do work when I wasnt there when he explained it and I was homeschooled last year so I didnt learn it... so can someone tell how t. f I am supposed to do a 2x2 punnett square when he didnt explain it to me

Punctuated equilibrium verses gradualism have long been contested as ways in which species evolve. choose the best evidence for gradualism.

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

2. which of the following statements does not accurately describe stem cells? a. embryonic stem cells make up the inner cell mass of a blastocyst. b. with more research, stem cells may be used to repair or replace damaged cells. c. the use of stem cells is without any objections since it can be used in therapies to humans. d. adult stem cells are multipotent and can differentiate into many types of cells.