WGU C190 intro to biology |PA| Pre-Assessment| Actual
Questions and Answers Latest Updated
(Graded A+)
Correct
Incorrect
1 of 70
A species of fish can either have dominant red fins (R) or recessive
white fins (r). Fin lengths can either be dominant long (L) or recessive
short (l). A dihybrid cross is performed on two of these fish. Each fish is
heterozygous for the traits of fin color and fin length.
Which four gamete genotypes can be produced by a parent fish?
Choose 4 answers
r R l ; r l ; R L; r L
R Rr L
, Don't know?
2 of 70
Term
Sister chromatids are being separated and moving towards opposite
poles of the cell. Which stage of mitosis is this?
Give this one a try later!
Telophase Metaphase
Prophase Anaphase
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3 of 70
Term
Which of the following carries the information that determines which
amino acids are used to make a protein?
Give this one a try later!
Messenger RNA RNA polymerase
, Ribosomal RNA Chromosomal RNA
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4 of 70
Term
A plastic water bottle is filled with water and placed in the freezer. The
next day the frozen water has expanded, causing the plastic bottle to
rupture.Which characteristic of water is this an example of?
Give this one a try later!
Cohesion Density
Temperature stability Good solvent
Don't know?
5 of 70
Term
In which eukaryotic organelle does protein assembly and modification
occur?
, Give this one a try later!
Golgi apparatus Endoplasmic reticulum
Chloroplast Nucleus
Don't know?
6 of 70
Term
Chromosomes are structures that contain hereditary material that will
be passed from one generation to the next. According to this
information, which organic molecule must be present in
chromosomes?
Give this one a try later!
DNA mrna
Don't know?
Questions and Answers Latest Updated
(Graded A+)
Correct
Incorrect
1 of 70
A species of fish can either have dominant red fins (R) or recessive
white fins (r). Fin lengths can either be dominant long (L) or recessive
short (l). A dihybrid cross is performed on two of these fish. Each fish is
heterozygous for the traits of fin color and fin length.
Which four gamete genotypes can be produced by a parent fish?
Choose 4 answers
r R l ; r l ; R L; r L
R Rr L
, Don't know?
2 of 70
Term
Sister chromatids are being separated and moving towards opposite
poles of the cell. Which stage of mitosis is this?
Give this one a try later!
Telophase Metaphase
Prophase Anaphase
Don't know?
3 of 70
Term
Which of the following carries the information that determines which
amino acids are used to make a protein?
Give this one a try later!
Messenger RNA RNA polymerase
, Ribosomal RNA Chromosomal RNA
Don't know?
4 of 70
Term
A plastic water bottle is filled with water and placed in the freezer. The
next day the frozen water has expanded, causing the plastic bottle to
rupture.Which characteristic of water is this an example of?
Give this one a try later!
Cohesion Density
Temperature stability Good solvent
Don't know?
5 of 70
Term
In which eukaryotic organelle does protein assembly and modification
occur?
, Give this one a try later!
Golgi apparatus Endoplasmic reticulum
Chloroplast Nucleus
Don't know?
6 of 70
Term
Chromosomes are structures that contain hereditary material that will
be passed from one generation to the next. According to this
information, which organic molecule must be present in
chromosomes?
Give this one a try later!
DNA mrna
Don't know?
