Which of the following increase genetic variation during meiosis or sexual reproduction?

A) all are correct
B) crossing over
C) independent assortment
D) random fertilization
E) only crossing over and random fertilization are correct

The rate at which molecules water and oxygen can enter a cell is determined by the-

Which is a genetic engineering advancement directly related to a career in biotechnology? 1) improving solar energy collection 2) transporting textiles at higher rates 3)creating crop foods that resist insect pests 4)repairing historical sites with quality materials

Which of these statements is false? a. others may notice a problem with a relationship before the people involved. b. the first sign of a problem with a relationship is a feeling of anger. c. damaged relationships can be repaired. d. even good relationships can be damaged.