Which of the Following Is an Example of Alternation of Generations

question 37

Multiple Choice

Which of the following is an example of alternation of generations?

• A)A grandparent and grandchild each has dark hair, but the parent has blond hair.
• B)A diploid plant (sporophyte)produces, by meiosis, a spore that gives rise to a multicellular, haploid pollen grain (gametophyte).
• C)A diploid animal produces gametes by meiosis, and the gametes undergo fertilization to produce a diploid zygote.
• D)A haploid mushroom produces gametes by mitosis, and the gametes undergo fertilization, which is immediately followed by meiosis.
• E)A diploid cell divides by mitosis to produce two diploid daughter cells, which then fuse to produce a tetraploid cell.

Explain human impact on biogeochemical cycles through activities such as agriculture, industrialization, and environmental management.

Understand the nitrogen cycle's processes and how they contribute to ecological balance.

Identify the role of specific biogeochemical cycles (e.g., phosphorus, nitrogen) in supporting life on earth.

Understand how alterations to biogeochemical cycles can impact climate, organism growth, and ecosystem health.

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Definitions:

Chronological Age

The actual age of an individual measured in years from their date of birth to the current date.

Flynn Effect

The rise in average IQ scores that has occurred over the decades in many nations.

IQ Scores

Numerical measures of intelligence relative to one's age group, derived from standardized tests.

Past Century

Referring to the last hundred years from the current point in time.