Download Number of chromosomes in a human diploid cell b. _____ Number

BIO101
Mitosis
Name ___________________________________
1. Numbers
a.
b.
c.
d.
e.
f.
_____ Number of chromosomes in a human diploid cell
_____ Number of chromosomes in a human sperm cell
_____ Number of chromosomes in a human fertilized egg
_____ Number of sister chromatids in a human cell after S phase of Interphase
_____ Number of asters in a cell at metaphase
_____ Number of chromosomes in a nucleus just after telophase and cytokinesis are complete
2. Answer the questions in number 1 with respect to a dog diploid cell which has 78 chromosomes
a. __78___
b. _______
c. _______
d. _______
e. _______
f. _______
3. A cell with 10 chromosomes undergoes mitosis and cytokinesis. How many cells are produced and what
is the number of chromosomes in the daughter cells?
4. Fill in using one of the word choices in the diagram. You may use a word more than once or not at all.
a.
b.
c.
d.
e.
f.
g.
DNA synthesis occurs ___________________
Nuclear division occurs___________________
Consists of 5 sub phases ___________________
Interphase ___________________, ___________________, _________________
Sister chromatids form ___________________
Involves a cleavage furrow ___________________
Beginning of cell cycle ___________________
 over
BIO101
Mitosis
5. Consult the diagram below. Label each phase of mitosis (prometaphase is not included). Label the
structures a – f.
e
b
f
a
c
d
a. ____________________________________
b. ____________________________________
c. ____________________________________
d. ____________________________________
e. ____________________________________
f. ____________________________________
Note: Be able to distinguish between:
centromere
centriole
centrosome
chromatid
chromatin
chromosome
cleavage
cytokinesis