Which of the following do cells obtain from nutrients in food?

A. lithium

B. helium

C. energy

D. oxygen

Penicillin is made from: fungi bacteria viruses protozoa

Marine scientists have collected data showing that oceans have become warmer in recent years. This increase in temperature would reflect an increase in thermal energy stored in the ocean.

According to the principle of stratigraphy which layer in a rock formation would you expect to be the oldest

Explain how this simulation does and does not represent real life

An 86-year-old client with dementia is being discharged after treatment for a hip fracture. in reviewing the notes, the nurse identifies that the sole care-giver at home is an adult daughter with a moderate intellectual disability.

An ecosystem is effected by many factors. Oxygen, soil, water, amount of sunlight, and temperature are some examples. What type of factor are these examples?

Arrange the following list of biochemical events in the correct sequence. (1) An action potential is conducted deep into the muscle fiber by the T tubule. (2) Calcium ions bind to troponin.

Energy in the organisms is called

What is the name for a place where a particular organism lives?

Which penguins don't migrate?