BIO 182 EXAM 1 ACTUAL QUESTIONS WITH
VERIFIED SOLUTIONS
◉ Chromatin
Answer: uncoiled dna
◉ chromosomes
Answer: coiled dna
◉ The molecules that make up a chromosome are _________________
and __________________.
Answer: B. DNA; proteins
◉ Karyotype
Answer: the number, shapes, and sizes of the chromosomes in a cell.
◉ Ploidy
Answer: the number of homologous chromosomes in the cell.
◉ Diploid
Answer: one set of chromosomes from each parent - two copies of
the genome.
, - diploid species have matched pairs of chromosomes = homologous
chromosomes.
◉ Haploid
Answer: the number of chromosomes in a gamete (sperm or egg)
only one copy of genome.
◉ Homologous Chromosomes
Answer: a pair of chromosomes.
◉ Goal of mitosis
Answer: move identical genetic info into 2 new cells.
◉ A diploid cell entering mitosis
Answer: - 3 pairs of chromosomes
- 2n = 6
◉ G1 phase
Answer: - protein synthesis
- takes about 10 hrs.
◉ G2 Phase
VERIFIED SOLUTIONS
◉ Chromatin
Answer: uncoiled dna
◉ chromosomes
Answer: coiled dna
◉ The molecules that make up a chromosome are _________________
and __________________.
Answer: B. DNA; proteins
◉ Karyotype
Answer: the number, shapes, and sizes of the chromosomes in a cell.
◉ Ploidy
Answer: the number of homologous chromosomes in the cell.
◉ Diploid
Answer: one set of chromosomes from each parent - two copies of
the genome.
, - diploid species have matched pairs of chromosomes = homologous
chromosomes.
◉ Haploid
Answer: the number of chromosomes in a gamete (sperm or egg)
only one copy of genome.
◉ Homologous Chromosomes
Answer: a pair of chromosomes.
◉ Goal of mitosis
Answer: move identical genetic info into 2 new cells.
◉ A diploid cell entering mitosis
Answer: - 3 pairs of chromosomes
- 2n = 6
◉ G1 phase
Answer: - protein synthesis
- takes about 10 hrs.
◉ G2 Phase