True or false. the most toxic of our metabolic wastes are nitrogenous wastes.

The shift of a vehicle's weight around its center of gravity is known as

What would be the result if crossing over did not happen during meiosis in humans? a. there would be less genetic variation in humans. b. parents would be more likely to look like their children. c. the human population could not reproduce. d. children would have more chromosomes.

When proteins are being produced by a cell, scientist say that the genes are question 2 options: activated turned off replicated deactivated