Identify the correct statement about differences between rough and smooth endoplasmic reticulum (ER).

When setting up an experiment why is it necessary to have a control group

What if a mutation occurred in the human insulin gene and the first codon was changed to CCG? Is this a silent mutation? Explain how you know.

The skin is superficial to the bone

Explain which phenotype is not a favorable adaptation to the fish. Why?

5. A student adds a suspension of baker's yeast cells into bread dough. After this mixture is left in a large bowl undisturbed for several hours, the student returns to find that the bread dough has doubled in size.

Describe one niche in the ecosystem.

Tissues are made of a grouping of cells. a. True b. False

A chemical is sprayed on a plant which causes the plant to lose its leaves. The plant will die because A. it would lose too much water. B. it would not be able to produce fruit and seeds. C. insects would not be attracted to the plant. D.

Which statement correctly describes terrestrial planets?

4. Why must transcription occur in the nucleus?