BIO-CHAPTER 8

Question 1

Cell division

Answer 1

the two daughter cells that result are genetically identical to each other and to the original parent cell

Question 2

chromosomes

Answer 2

before the parent cell splits into two, it duplicates this, the structures that contain most of the cell’s DNA

Question 3

ordinary cell division produces two daughter cells that are genetically identical. name three functions of this type of cell division. which of these functions occur in your body?

Answer 3

cell replacement, growth of an organism, asexual reproduction of an organism, only the first two occur in your body

Question 4

sexual reproduction

Answer 4

is different, it requires fertilization of an egg by a sperm

Question 5

gametes

Answer 5

egg and sperm - involves a special type of cell division called meiosis , which occurs only in reproductive organs

Question 6

chromatin

Answer 6

chromosomes are made up of this, fibers composed of roughly equal amounts of DNA and protein molecules