Use the Following Information When Answering the Corresponding Questions)

question 18

Multiple Choice

Use the following information when answering the corresponding questions) .
In 1668, Francesco Redi did a series of experiments on spontaneous generation. He began by putting similar pieces of meat int identical jars. Four jars were left open to the air, and four were sealed. He then did the same experiment with one variation: In sealing four of the jars completely, he covered them with gauze the gauze excluded flies while allowing the meat to be expos to air) . In both experiments, he monitored the jars and recorded whether or not maggots young flies) appeared in the meat.
-In both experiments, flies appeared in all of the open jars and only in the open jars. Which one of the following statements is correct?

• A) The experiment was inconclusive because Redi used only one kind of meat.
• B) The experiment supports the hypothesis that maggots arise only from eggs laid by adult flies.
• C) The experiment supports the hypothesis that spontaneous generation occurs in rotting meat.
• D) The experiment was inconclusive because it did not run long enough.

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Definitions:

Gametophytes

Gametophytes are the sexual phase in the life cycle of plants and algae, producing gametes for fertilization.

Mitosis

A type of cell division that results in two daughter cells each having the same number and kind of chromosomes as the parent nucleus, typical of ordinary tissue growth.

Meiosis

A type of cell division that reduces the chromosome number by half, resulting in the production of gametes or spores.

Eudicot Seed

A seed type characteristic of a large grouping of flowering plants, distinguished by having two cotyledons (seed leaves).