How does the cardiovascular system help the skeletomuscular system? A. The cardiovascular system sends bone marrow to the muscles.
B. The cardiovascular system sends oxygen to the muscles.
C. The cardiovascular system connect tubercles to fossae.
D. The cardiovascular system connects actin to myosin.

Ascientist separates a population of mice into two groups. what would most likely increase the rate of speciation in this population. a. teach the two groups different tricks b. allow the two groups to breed with each other c. put the two groups in different environment d. have the two groups live in identical ecosystems

Which group of algae is characterized by unicellular organisms and includes some members that would be better classified as zooflagellates? euglenophytes red algae sporozoans green algae

The negative impacts of nonnative species generally outweigh the positive impacts