Which of the following animals is the most complex? Base your decision on body plan, structures used to carry out various functions, and structures used to respond to the environment

flatworms

hydras

sponges

sea urchins

Does brain size matter intelligency

Identify the structure in the cell that will produce atp from the starch building blocks

Biochemistry is focused on four biological molecules: proteins, carbohydrates, nucleic acids, and lipids. of these, which are not polymers?

Cómo clasificarías la Adenina

An unnatural warming of the atmosphere near earth's surface is called

How does the amount of uranium in zircon tell us how old the crystal is?

Which organism's are omnivores? A) The snake, the bear, and the fish B) The fish and the eagle C) The bear and the fish D) The snake and the mouse If an omnivore is an animal that eats both plants and animals, I'd choose D because all the other

How are all humans similar?

Why does earth have such a diversity of plant and animal life? give three reasons.

After sequencing a molecule of dna, you discover that 20% of the bases are cytosine. what percentage of the bases would you expect to be thymine? explain why.