Unit 4: section 12 - idk quiz questions

All of the following domains/kingdoms of organisms contain Eukaryotic cells?

Fungi, animalia, protists, plantae

True or false: The nuclei produced during mitosis are genetically unique.

False

Humans have 46 chromosomes; how many homologous pairs
does a human somatic cell have?

23

If there is one pair of s e x chromosomes, how many pairs of autosomes are found in humans?

23

If the diploid (2n) number of chromosomes in grasshoppers is
24, the number of gametes is

12

Which characteristics are similar for mitosis and meiosis?

one duplication of chromosomes during Interphase

All of the following characteristics are unique to meiosis, except

the alignment of the chromosomes in the middle of the cell during Metaphase

Homologous pairs of chromosomes separate

Anaphase 1

Failure of chromosomes to separate

Nondisjunction

Sister chromatids separate and move to opposite poles. 

anaphase 2

Synapsis and crossing over occurs

prophase 1

Homologous pairs of chromosomes align at the cell equator

metaphase 1

what is the phases of interphase in order?

1. G1

2. S

3. G2

a cleavage furrow divides daughter cells

animal cells

the cytoplasm is divided between two daughter cells

both animal and plant cells

a cell plate divides daughter cells

plant cells

occurs at the end of mitosis

both animal and plant cells

During ____________ of mitosis, sister chromatids separate and are pulled to opposite poles by the mitotic spindle.

Anaphase

Which of the following events occurs during Prophase of mitosis?

nuclear envelope breaks down

Which of the following events DOES NOT occur in prophase?

Nuclear envelope reforms. 

____________ is analogous to mitosis. 

Meiosis II

________ cells contain two sets of chromosomes and are referred to as body cells. 

somatic

Meiosis is a process that produces sperm and eggs with the haploid number of chromosomes. How many chromosomes does each human sperm cell contain?

23

Which of the following events DOES NOT contribute to genetic variation produced by meiosis?

Having two divisions

A _____________ is the number and appearance of chromosomes, including their length, banding pattern, and centromere position.

karyotype