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Which of the following is the best description of a control group in an experiment?

You are bored at a lunch meeting and surreptitiously place a raisin in your glass of water. The raisin swells to twice its original size. Relative to the water, the raisin must have been:

The cell on the left is a(n) centriole-containing _____, and the cell on the right contains chloroplasts and is a(n) _____. The organelle labeled “B” is _____, which is found in both types of cells and is used for ATP production.    

In your lab, you notice that pea plants that were given a mixture of water and fertilizer have grown nearly three times as tall as pea plants that were given water only. This step of the scientific method is:

The inner cell mass of the blastocyst eventually develops into the [BLANK-1].

The accumulation of fluid in the morula leads to the formation of the [BLANK-1].

Match the following embryonic structures with their corresponding functions or derived components:

The migration of mesoderm during embryonic folding leads to the formation of [BLANK-1].

Match the following developmental terms to their descriptions:

Neural crest cells are essential in forming which type of tissues in the body?