While the exine is composed of sporopollenin, a complex and highly resistant biopolymer containing fatty acids, phenylpropanoids, phenolics and carotenoids, the intine is largely composed of pectin and cellulose.

Explanation:

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3 years ago

Fill in the blanks. A food ____ is a diagram of the energy transfer among organisms in an ecosystem. A food ______ is an illustr

sergey [27]

first answer is chain

second answer is web

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3 years ago

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Greg has several siblings that all look very different from one another. However, he can see different traits from his mother an

viktelen [127]

Answer:A

I guess? May be wrong

Good Luck!!!

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3 years ago

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The large surface area in the gut directly facilitates _____.

Flura [38]

Answer:

B. Absorption

Explanation:

Absorption is a process that takes place in the small intestines or ileum of the GI tract, in which simple and soluble nutrients are absorbed into the blood stream.
Absorption is enhanced by several adaptations of the gut such as large surface area of the gut which directly facilitates absorption of nutrients.
Presence of villi and microvilli in the gut increases the surface area for absorption of nutrients in the ileum.

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