the organelle that maintains pressure against the cell wall, so that the plant cell keeps it shape is the

Biology

1 answer:

castortr0y [4]3 years ago

4 0

Cell membrane presses against cell wall, but the cell wall is what gives the cell shape

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Who put forth the idea of evolution driven by natural selection?.

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The theory of evolution is a shortened form of the term “theory of evolution by natural selection,” which was proposed by Charles Darwin and Alfred Russel Wallace in the nineteenth century

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What is the most important factor in determining the power of a stream to erode and transport material?

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He ability of a stream to erode and transport materials is largely based on its velocity.

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Monosaccharides can be grouped as aldehydes and kefone groups,what is their difference and similarities and list four examples f

Lady bird [3.3K]

Answer:

Aldehyde has C=O bonded to atleast one H atom while Ketone has C=O bonded to two carbon atoms

Aldehyde - galactose, glucose, glyceraldehyde, fructose

Ketone - Trioses, Tetroses, Pentoses, Hexoses

Explanation:

Similarity

Both the aldehyde and ketone have C=O group

Difference

In aldehye the C=O group require atleast one hydrogen atom or the functional group in aldehyde is -CHO

while in ketone the function group is C=O only that is bonded to two carbon atoms.

Example

Aldehyde - galactose, glucose, glyceraldehyde, fructose

Ketone - Trioses, Tetroses, Pentoses, Hexoses

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What are the molecules which are the result of chemical reactions?

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The substances used in the beginning of a chemical reaction are called the reactants and the substances found at the end of the reaction are known as the products.

Explanation:

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I think it’s A but I’m not sure can some help

victus00 [196]

Answer:

Explanation:

This is because cellular respiration produces C02, which photosynthesis uses.

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