How much of the marine environment do coral reefs make up?

The large artery leaving the heart is called the

A specific characteristic of an organism

Which of the following statements is true? Osteoclasts are important in removing calcium from the blood stream. The red marrow in the medullary cavity produces our red blood cells.

In cabbage butterflies, white wings are dominant to yellow wings. A) if a heterozygous winged butterfy is crossed with a recessive winged butterfly, what are the possible genotypes and phenotypes of the offspring AND the percent chance for each?

Describe continental drift and plate tectonics. How can these affect the evolution of different plant and animal species?

An increase in biodiversity generally causes what?

What activity transfers chemical energy from algae to marine animals?

Four events in nature are described below. Event 1: Ocean waters freeze. Event 2: Cool air masses meet warm air masses. Event 3: Ocean water becomes warm. Event 4: The sea floor shakes due to an underwater earthquake.

Which type of wave cannot move without a medium in which to travel?

What is vegetative propagation