25. Select all accurate statements
A. All chordates will have a notochord as adults
B. All chordates have a ventral, hollow nerve cord
C. All chordates have pharyngeal slits or clefts
D. All chordates are bilaterally symmetrical animals.
E. All chordates will have a muscular post an*l tail

Substances that can pass through cell membranes by diffusion include a. na ions. b. proteins c. glucose. d. oxygen.

The diagram is represented of a part of a plant cell. identify the locations where proton concentration builds up during photosynthesis and cellular respiration

Water changes bacteria in the soil converts this nutrient into a usable form. plants take up the usable nutrient through the soil and assimilate it into proteins, making it part of the plant. an animal eats the plants, and the nutrient becomes part of the animal. when the animal dies, it decomposes, returning the nutrient back to the soil. which cycle is being described? water cycle carbon cycle nitrogen cycle phosphorous cycle