This is a process where a parent cell divides into four sex cells with half the chromosomes.

Creates clouds, snow, sleet, rain and hail A. Radiation. B. Conduction C. Convection D. Water Cycle

You are studying alone in your room late at night when you hear a loud noise downstairs. Your heart beat has increased significantly and your breathing is deeper. You wonder if a burglar has entered the house so you decide to investigate.

A new bactericidal antibiotic, brooklamycin, has a miminum inhibitory concentration of 1 nm (nanomolar).

The organism is multicellular, eats other organisms for food, and moves freely from place to place. This organism most likely belongs to what kingdom?

If a cell loses control of gene expression, what happens? Healthy, mature cells develop. The cell can carefully use its resources. Abnormal, unhealthy cells develop. The cell becomes more specialized.

How did the development of the hela cell line affect society?

The human body is composed of cells, organs, organ system and tissues. How are these organized

Why might it be particularly beneficial for the giant spider crab to be so large?

In which stage of growth do plants rest or grow very little?

Scientists have debated the evolution of three life forms: reptiles, birds and dinosaurs. After many years of reviewing fossil records scientists proposed the evolutionary relationship seen above in the cladogram.