All About Chromosomes (unfinished)

What would the picture represent?

• Chromosome

• DNA

• Nucleosome

• Histone

Chromosomes can always be seen in a cell

• True

• False

Label the following terms: Cell, DNA, Chromosome, Nucleus, Gene

a

b

c

d

e

cell

DNA

nucleus

chromosome

gene

What is structure B?

• chromatid

• centromere

• chromosome

• gene

What is structure C?

• sister chromatids

• centromeres

• homologous chromosomes

• DNA

What is structure D?

• homologous chromosomes

• sister chromatids

• genes

• DNA

Histones are 

• proteins wound up in DNA
• critical to maintaining the shape of chromosomes
• aid in the tight packing of DNA
• all of these 

When DNA is in its less coiled, "relaxed," state, between cell divisions, it is called

• autosomes
• chromatid
• chromatin
• centromere

Homologous Chromosomes are a combination of how many chromosomes from each parent?

• 1 from each parent

• 2 from each parent

• 1/2 from each parent

• 23 from each parent

What is the name of the protein complex that helps in the organization of DNA in a chromosome?

• nucleosome

• DNA polymerase

• histone

• chromosome