CH13 Review, Meiosis

Asexual reproduction requires _____ individual(s).

1

Synapsis occurs during _____.

Prophase I

Which of the following is a normal human female?

XX

A human cell containing 22 autosomes and a Y chromosome is

a sperm

When animal cells are grown in a petri dish, they typically stop dividing once they have formed a single, unbroken layer on the bottom of the dish. This arrest of division is an example of

density-dependent inhibition

What is the typical result when a diploid cell undergoes meiosis?

four haploid cells

In humans, the _____ determines the sex of the offspring because _____.

male...the male can contribute either an X or Y chromosome

Homologous chromosomes move toward opposite poles of a dividing cell during

meiosis I

After fertilization, the resulting zygote begins to divide by _____.

mitosis

Which life cycle stage is found in plants but not animals?

multicellular haploid

Meiosis II is similar to mitosis in that

sister chromatids separate during anaphase

At a critical point in meiosis, the chromosomes do not replicate. This occurs between

telophase I and prophase II