Meiosis Review

Which of the following cell types is formed by meiosis?

• skin cells
• sperm cells
• blood cells
• muscle cells

Which statement best describes the importance of sexual reproduction?

• sexual reproduction produces variation in offspring
• sexual reprosuction provides regeneration of body parts
• sexual reproduction occurs between individuals of the same species
• sexual reproduction produces offspring that are identical

Which of the following statements correctly describes meiosis?

• Meiosis does not occur in reproductive cells.
• The cells produced at the end are identical 
• the cells produced at the end contain half the # of chromosomes
• cells divide only once during meiosis

This diagram  shows which cellular process that occurs in organisms?

• endocytosis
• mitosis
• meiosis
• phagocytosis

Each body cell in an erthworm contains 36 chromosomes.  HOw many chromosomes are in each of its gametes?

• 54
• 36
• 72
• 18

Meiosis is the key process in the production of_________.

• body cells
• RNA
• white blood cells
• gametes

Which of the following best describes meiosis?

• It happens in all tissues except the brain and spinal cord

• It is the 1st stage of mitosis

• It occurs only in cells in the reproductive structures of the organism

• it is carried out in all tissues that require cell replacement

Which process and type of resulting cells are represented in the diagram?

• meiosis, which produces body cells
• mitosis, which produces body cells
• meiosis, which produces body cells
• meiosis, which produces gametes

When an area of a chromatid is exchanged with the matching area on a chromatid of its homologous chromosome, ____ occurs.

• mutagenesis
• hybridization
• crossing over
• fertilization

In humans, the haploid number of chromosomes is ____.

• 23

• 46

• 18

• 92