DNA and meiosis

Where are the chromosomes found in the cell?

• Nucleus

• Cytoplasm

• Genes

• None of the above

Which statement about mitosis is correct?

• It produces daughter cells with fewer chromosomes than the parent cell.

• It produces daughter cells with more chromosomes than the parent cell

• It produces daughter cells with the same number of chromosomes as the parent cell

• It produces daughter cells with no chromosomes

What does the "S" phase stand for? What its function

• A. Slow phase where DNA sleeps.

• B. Synthesis phase where DNA makes protein.

• C. Synthesis phase where DNA grows.

• D. Synthesis phase where DNA is replicated.

How many chromosomes are shown in this picture? How many chromatids?

• A. 4 chromosomes, 4 chromatids

• B: 4 chromosomes, 8 chromatids

• C: 8 chromosomes, 4 chromatid

• D: 8 chromosomes, 8 chromatids

Which of the following are true regarding the process of meiosis I?

• A:Chromosome number is reduced from diploid to haploid.

• B:Sister chromatids in a cell undergoing meiosis are always identical.

• C:Sister chromatids separate to opposite ends of the cell.

• D:Most homologouspairs do not have any crossovers during prophase I.

When does crossing over occur during meiosis?

• A: Prophase I

• B: Metaphase I

• C:Prophase II

• D:Anaphase I

Meiosis is a type of cell division that produces?

• A: Zygotes

• B: Chromosomes

• C: DNA

• D: Gametes

Correctly match the following phases of meiosis I with their events.

i. Prophase I

ii. Metaphase I

iii. Anaphase I

iv. Telophase I

• A. Homologue pairs line up in the centre of the cell.

• B. Chromosomes arrive at opposite poles of the cell and the nuclear membrane reforms.

• C. Homologue pairs pull apart and move to opposite ends of the cell.

• D. Crossing over occurs.

• E. DNA replicates