Download Standard 8

Standard 8
True/False
Indicate whether the sentence or statement is true or false.
1) The base Adenine can be found both in DNA and in RNA.
2) The base Cytosine can be found in both DNA and in RNA.
3) The base Uracil can be found in both DNA and in RNA.
4) The base Thymine can be found in both DNA and in RNA.
5) Both DNA and RNA contain the sugar ribose.
6) RNA contains the sugar deoxyribose.
7) Both DNA and RNA have a double-strand structure.
8) DNA contains the sugar deoxyribose.
9) RNA has a single-strand structure.
10) Meiosis is the form of cell division used in sexual reproduction.
Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
11) Examine the following base sequence: GACCAATTG
This base sequence ____________ .
a could be part of a DNA
c could be part of either a
molecule
DNA or a RNA molecule
b could be part of a RNA
d could NOT be part of
molecule
either a DNA nor a RNA
molecule
12) Examine the following base sequence: CAGGUCAAU
This base sequence____________
a could be part of a DNA
c could be part of either a
molecule.
DNA or a RNA molecule.
b could be part of a RNA
d could NOT be part of
molecule.
either a DNA nor a RNA
molecule.
13) Examine the following base sequence: CAGCCAGAA
This base sequence ______________
a could be part of a DNA
c could be part of either a
molecule.
DNA or a RNA molecule.
b could be part of a RNA
d could NOT be part of
molecule.
either a DNA nor a RNA
molecule.
14) Human sperm is produced by what form(s) of cell division?
a meiosis
c both meiosis and mitosis
b mitosis
d neither meiosis nor mitosis
15) Katie falls while rollerblading, and scrapes the skin off of both of her
knees. To heal her knees, new skin is produced from the surrounding skin
by what form of cell division?
a meiosis
c either meiosis or mitosis
b mitosis
d neither meiosis nor mitosis