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Julli [10]
3 years ago
15

HELP PLEASE!!! ITS AN EXAM!!!!!!

Biology
1 answer:
grin007 [14]3 years ago
5 0
It’s D. Provide support
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Organelles often interact to carry out vital functions within the cell or even between cells. The cells shown in the image conta
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Hemoglobin is produced by ribosomes and transports oxygen so the mitochondria in other cells can carry out cell respiration.

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Hemoglobin is a protein, and while it's synthesis is complicated, most of the synthesis of the protein is done by ribosomes.

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Why are traditional sources of energy like coal harmful to the planet
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Coal contains sulfur and other elements, like dangerous metals (mercury, leads, and arsenic) that get into the air when coal is burned. Burning coal releases particulates and cause an increase in air pollution, it also emits the amount of CO2 (carbon dioxide) in the atmosphere

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One of the major categories of receptors in the plasma membrane reacts by forming dimers,adding phosphate groups, and then activ
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D) receptor tyrosine kinases

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Which of these mineral properties cannot be used to identify a mineral
Ksivusya [100]
Hardness, hope this helps
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ludmilkaskok [199]

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