Biology Chapter 5 Structured Notes # 1-21 12/10/12 Monday

1. Structured Notes
Chapter 8
Monday 12/10/12
Mr. Hunter
Biology
Structured Notes Chapter 8
Cell Division
12/10/12
NAME___________________ DATE ____________ Per# ______
1. What are the shapes of
chromosomes and what are they
made of?_______
2. The DNA in Eukaryotic cells
wraps around proteins
called_______
3. These proteins perform what two
functions?_________
4. What are each half of a
chromosome called?______
When do these structures form?
_______
5. When a cell divides what will
each new cell receive?
6. Where is the centromere located
and what is its function?_____
7. When a cell is not dividing DNA
is in a uncoiled structure called
________

2. Structured Notes
Chapter 8
Monday 12/10/12
8. Describe the amount and type of
a prokaryotic cell
chromosome.____
9. Each species has a characteristic
# of _______ in each cell.
10. Human and animal chromosomes
are characterized as either
_______ or _______.
11. The letters for the sex
chromosomes are ____ and ___.
They determine if you are male
or female.
12. Females have ___ ___ sex
chromosomes and males have
___ ___sex chromosomes.
13. We have ___ sex chromosomes.
The remaining 44 are called
______.
14. We have a total of ____
chromosomes within our cells.
15. __________ chromosomes are of
the same size and trait and carry
genes for the same traits. We
obtain one from our father and
the other from our mother.

3. Structured Notes
Chapter 8
Monday 12/10/12
16. There are ____ pairs of
homologous chromosomes and
____ sex chromosomes within a
human cell. 22(2) = 44 + 2 = 46
Total chromosomes within a
human cell.
17. What is a karyotype?________
18. The diploid chromosome # is ___
19. The haploid chromosome # is __
20. A female egg cell (gamete)
contains _______ chromosomes.
A male sperm cell (gamete)
contains ____ chromosomes.
21. During the process of
fertilization when the egg and
sperm cell combine, the resulting
newly formed organism will have
______ # of chromosomes.
* Vocabulary pg. 51 # 1-11 – After
completion of the notes.