A gated channel in a cell membrane allows

A) osmosis

B) simple diffusion

C) active transport

D) facilitated difusion

Enzymes often end in?

Why is the beak of the squid in the buccal mass?

Which organism is a producer? A. an oak tree B. a deer C. a mushroom D. a bear

A cross between two plants that have pink flowers produced plants that have red, pink, or white flowers. What is the most likely explanation for these results

What would happen if photosynthesis stopped happening on earth? a; there would be more oxygen in the air b; sun would produce less energy c; carbon dioxide levels would increase d; Biodiversity would increase in rain forest

Which statement best describes the relationship between activation energy and rate of reaction? O Increasing the activation energy can increase the rate of a reaction. O Reducing the activation energy can increase the rate of a reaction.

Definition: this is a haploid cell with half the reproductive information from the parent.

Does a cell use energy when molecules diffuse in or out of the cell? Why?

Below is a list of possible challenges. Check all errors that you mentioned in your answer. Traits other than beak type might affect natural selection. It could take many generations to observe adaptions to a population.

A farmer dug a well but did not find any water Which reasons most likely explain why the farmer did not find water? Check all that apply.