Select a true statement regarding Molecule A. * 1 point
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Molecule A is usually involved in the diffusion of oxygen into the cell
Molecule A is usually composed of amino acids
Molecule A is involved in the synthesis of antibiotics
Molecule A is composed of genetic information

Chlorophyll is found in plant leaves and absorbs light from the sun to enable plants to perform photosynthesis. magnesium is an important component of chlorophyll. the concentration of magnesium ions is higher in the root-hair cells of plants than in the soil. which mechanism of ion uptake would best enable a plant to produce a steady supply of chlorophyll? osmosis diffusion passive transport active transport

Defend or refute the argument that the government has too large a presence in the agriculture industry.

Next pretest: evolution select the correct answer in a laboratory population of flies, the female flies are gray and the males are yellowish gray. biologists observed that all the male flies had an equal chance for reproduction, but the male flies with the brightest colors were more likely to successfully reproduce. what phenomenon could explain such a change? a sexual selection b. disruptive selection c. stabilizing selection d. directional selection