Answer: Membrane transport proteins are specific and selective for the molecules they move, and they often use energy to catalyze passage. Also, these proteins transport some nutrients against the concentration gradient, which requires additional energy.
Explanation:
You measure temperature with a barometer

the answer is d.pacific ocean is the largest ocean in the world it is also the world's deepest ocean.
the internal structures provide shapes and support to a variety of living organisms both unicellular and multicellular
Answer:
Heterozygous is the answer