Download Holt Science Biology Virtual Investigations

Chapter 8 Virtual Lab
Directions: Applications/Biology Virtual Lab Disc/Launch.
As you do the lab, answer the following questions. (1 point each, 25 points total)
Select: Genetics
Select: DNA, RNA, and Gene Expression
1.
What is the shape of a DNA molecule?
2.
What is the DNA molecule composed of?
3.
Where is the information in the DNA contained?
4.
What allows for the information to be copied?
5.
During replication, what happens to the DNA molecule?
6.
What is the result of the new bases matching to each side?
7.
What does the replication of DNA involve?
8.
What is a chromosome?
9.
Where is the chromosome located?
10.
What does replication produce?
11.
In eukaryotes, where does the replication occur?
12.
What does the double helix of DNA produce when copied?
13.
What does Adenine(A) bond with?
14.
What does Guanine(G) bond with?
15.
What do RNA molecules do?
16.
What happens during transcription?
17.
What is different with RNA than DNA in reference to base pairing?
18.
When does translation occur?
19.
What is the function of hemoglobin?
20.
What is a mutation?
21.
What happens in the hemoglobin to the sequence?
22.
What are the amino acid changes that occur?
23.
What is this genetic disorder called?
24.
What happens because of the hemoglobin gene mutation?
25.
What is the result of this change?