Cells contain smaller parts known as organelles. the nucleus, chloroplasts, mitochondria, and vacuoles are all examples of organelles. what do these organelles have in common? a. they are found in all plant cells. b. they all serve the same function. c. they are all enclosed by a membrane. d. they are found in all animal cells.

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Question - Cells contain smaller parts known as organelles. The nucleus, chloroplasts, mitochondria, and vacuoles are all examples of organelles. What do these organelles have in common?

Answer - C. They are all enclosed by a membrane.

Why - The reason I say option C is the correct choice is because the fact that organelles are in membranes that contain lipids and proteins.

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what have scientists found to be the most efficient and effective way to insert new sequences into an individual? a-scientists have created genetically altered foods that release dna during digestion. b-scientists use viruses to insert specific gene sequences. c-scientists irradiate genes so that they can be absorbed through the skin.

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