Which event occurs in meiosis, but not mitosis? A. Separated chromatids move to opposite ends of the cell.
B. All chromosomes align along the center of the cell
C. Homologous chromosomes pair and "cross over."
D. The parent cell divides to form genetically-identical daughter cells.

The oxidizing agent our bodies use to obtain energy from food is oxygen (from the air). if you breathe 15 times a minute (at rest), taking in and exhaling 0.5 l of air with each breath, what volume of air do you breathe each day? air is 21% oxygen by volume. what volume of oxygen do you breathe each day?

Involving transcription and translaton. explain the causes and effects of damage to the genetic code.

The color of the fur is the genotypephenotype. the genetic combination of alleles that determine the fur color is called the genotypephenotype.