Nutrients cross the membrane wall with the help of protein channels.
Answer:
Y = Aorta.
W = inferior Vena cavae.
Z= Pulmonary vein
X = Pulmonary organ.
Explanation:
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The answer is d. dormancy.
Dormancy is physiological condition during which growth and development are temporarily stopped. The aim of this condition is to preserve energy by minimizing metabolic activity, usually because of inadequate environmental conditions.
Dispersal refers to movement of individuals from one site to another. Fertilization means a fusion of gametes to develop a new organism.
Germination is a process of growing plant from a seed.
1. 2 servings2. 4 servings3. 810 calories.<em>Brainiest please.</em>
DNA replication is said to be semi-conservative because of this process of replication, where the resulting double helix is composed of both an old strand and a new strand. ... Semiconservative replication would produce two copies that each contained one of the original strands and one new strand.
