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Biology

1 answer:

Svet_ta [14]3 years ago

8 0

I say it is d because I read this in a science book

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The epicenter of an earthquake is located 2,800 kilometers from a seismic station. Approximately how long did the s-wave take to

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For a approximate answer, you need the speed of the s-wave which is not in the question, to find the time.

Explanation:

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A person's body temperature begins to increase when in the direct sun. they start to sweat to decrease their raised body tempera

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Why do we rarely see food chains with quinary (5th level) consumers?

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Answer: Energy is passed up a food chain or web from lower to higher trophic levels. This loss of energy explains why there are rarely more than four trophic levels in a food chain or web. Sometimes there may be a fifth trophic level, but usually there's not enough energy left to support any additional levels.

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Absorbe nutrientes por medio de micro vellosidades que recubren y aumentan la superficie de absorción

Likurg_2 [28]

Sobre la pregunta:

Cucigrama. Pregunta 1 vertical. Absorbe nutrientes por medio de micro vellosidades que recubren y aumentan la superficie de absorción

Answer:

Intestino delgado

Explanation:

El intestino delgado es el organi mas largo del tubo digestivo, pudiendo medir 7 metros de longitud y 3 cm de diametro. Se caracteriza por estar sumamente plegado sobre si mismo. La primera porcion, llamada duodeno, recibe secresiones de glándulas biliar y pancreática, y las mezcla con enzimas digestivas. Esta mezcla se encarga de degradar la comida y transformarla en sustancias solubles, como amino ácidos.

Es en el intestino delgado donde ocurre la absorción de nutrientes. Las paredes intestinales estas cubiertas por microvellosidades que aumentan la superficie de absorción.

Las microvellosidades son células que componene el epitelio columnar, y que extienden proyecciones hacia el lumen del organo.

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3 years ago

4b. why would the vena cava be classified as a vein? all veins carry blood back to the heart, except for the pulmonary vein. the

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The answer is that <span>all veins carry blood back to the heart, except for the pulmonary vein. the vena cava empty into the right side of the heart, so they technically bring blood to the </span>main atrium.

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3 years ago