AP Biology Insta-Review Topic 1.4

How many rounds of division in meiosis?

• 0

• 1

• 2

• 3

How many rounds of DNA replication?

• 0

• 1

• 2

• 3

What phase does the crossing over take place?

• Prophase I

• Prophase II

• Metaphase I

• Metaphase II

What phase does independent assortment take place?

• Prophase I

• Prophase II

• Metaphase I

• Metaphase II

Which of the following best describes a dominant allele?

• An allele that is masked by a recessive allele

• An allele that is expressed only in the homozygous state

• An allele that is always expressed when present

• An allele that is found only in males

In genetics, what does the term "phenotype" refer to?

• The genetic makeup of an organism

• The physical appearance or traits of an organism

• The process of cell division

• The location of a gene on a chromosome

If parent cell is 2N, what is the ploidy of the daughter cell?

• 0N

• 1N

• 2N

• 3N

Tags

NGSS.HS-LS1-4

At the end of which round of meiosis is the cell haploid?

• Meiosis I

• Meiosis II

When does DNA replication occur for meiosis?

• Before meiosis during interphase

• During prophase when the cell is preparing

• During metaphase when chromosomes are in the middle

• During telophase when the nuclear envelope is forming

What phase of interphase does DNA replication occur?

• G₁

• G₂

• S

• It doesn’t occur in interphase