What enables a whale to move its fins in the ocean?

A. Energy directly from the sun

B. Energy from the ocean currents

C. Energy directly from its food

D. Energy from the rotation of Earth

Which items work to stop bleeding? hemoglobin fibrin antibodies platelets can be more than 1 answer

Indicate whether the sentence or statement is true or false. If a nucleic acid contains uracil, it is DNA.

If a woman has type O blood has a child with type B blood, the father may have which blood type? A) Type B only B) Type B or AB C) Type O only D) Type AB only E) Type B or O

Why do few volcanoes occur very far inland within a continent?

A nurse needs to examine a client's thyroid as part of the head and neck assessment. How should the nurse instruct the client to position his head to best facilitate this exam?

Which of the following is a constructive process? deposition detachment transport plucking

Coal deposits were formed from? A. Plant life in ancient B. Ancient plankton and marine life C. Freshwater organisms from the last 100,000 years D. Modern plants and animals

According to the Hardy-Weinberg principals, which of the following can prohibit genetic equilibrium?

Rickettsia are obligate intracellular parasites that are transmitted by arthropods. In which of the following places would you most likely find the parasites living in the host organism during the course of infection? A.

How are viruses able to move between species?