Algae, water plants, and animals are able to attain this from water

a. nitrogen

b. oxygen

c. carbon

d. phosphorus

Why ocean ecosystems are more efficient than land ones

The function of the coded instructions contained in the body cells of an organism is to

Is a sting ray a herbivore, carnivore, or omnivore

The animal cell below were placed in a hypotonic solution. what happened to the damaged cell?

the illustration shows a girl. pushing on a heavy box she pushes with a force of 40 N. how can you detwermine if she is doing work on the box?

Which process requires energy to bring molecules across the cell membrane? facilitated diffusion passive transport passive diffusion active transport

Paragraph 8 is mostly about-

17. What does EPO do? a. stimulates RBCs to release stored O2 b. stimulates RBC production c. increases the number of heme groups per molecule of hemoglobin d. increases ventilation rate. e. b and c

Explain how bacteria develop resistance to antibiotics

During which three phases are individual chromosomes no longer visible