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Biology

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Tom Schmidt

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2y ago
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Cards in this guide (10)
How much of earth is covered in water

75.5% of water covers the earth 2.5% is freash

What process happens in the cell before cell division can take place

mitosis

How are amino acids held together

With peptide bonds

 

An unsaturated fatty acid differs from a saturated fatty acid in that the unsaturated fatty acid contains what

double carbon carbon bonds

What was Rudolf Virchow trying to prove through his work

Spontaneous generation does not happen.

Which one is better for moving more nutrients in and out the cell surface or more volume

more volume decreases the surface area of the cell thus making the distance of transporting nutrients in and out of the cell less. so more volume is better

Why is it an advantage to have many small cells instead of one big cell

in multicellular organisms like humans hundredes of metabolic activities take place so we require many cells performing diferent functions.we also require cells to build up our body .

Which observation proves that a cell is a eukatyotes

A eukaryote cell has an observable nucleus.

What type of protein controls what goes in and out of cells

Membrane~

What do all cells have in common

They all Contain DNA

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