Mitosis is the stage of cellular division where the nucleus divides. In order to divide correctly, spindle fibers maneuver the chromosomes to where they line up in the center of the cell. Which stage of mitosis does this occur in?

The probability of producing a normal child by two parents who are carriers for an autosomal recessive disorder is

Which of the following statements about archaea and bacteria is true? a. neither is single-celled. b. they both have nuclear membranes. c. neither reproduces by binary fission. d. they both lack a nuclear membrane.

20. in humans, freckles are dominant to no freckles. trey has no freckles and his wife anna grace has freckles, but her dad doesn't. they want to know what percentage of their kids would look like trey. show a punnett square to support your answer.