Is not required for the human energy-conversion process.

O A. Heat

OB. Food

OC. Oxygen

OD. Carbon dioxide

What did schleiden contribute to the cell theory?

Which of the following best explains why agricultural production on floodplains is often relatively high? Group of answer choices Soil tends to be nutrient rich and fertile . High water tables make irrigation unnecessary .

Viruses are assigned to the kingdom A. Archaebacteria B. Protista C. Eubacteria D. None of the above

Which term names the total collection of DNA in an organism? genetic modification genotype protein sequence genome

The study of how things interact with each other and with their environment is called

Blood clots form to stop bleeding. this occurs through the clumping of blood, which is also known as?

What happens to energy as it goes up the food pyramid

A string of islands known an (blanck) can form from the collision of two oceanic plates.

Which processes take in and return carbon to the atmosphere in the carbon cycle?

Ocean coring: is the best technique for sampling the ocean floor uses high energy pulses to penetrate the bottom layers of rock is used to study the effects of turbidity currents or all of the above?