Question

Multiple choice questions ( questions may have more than one answer )

1. Which of the following is true for tumor suppressor protein?

a. A protein which gives a cell a growth advantage

b. A protein which inhibits cell proliferation

c. A protein which helps mitosis

d. Both alleles have to be inactivated to start carcinogenesis

2. Which of the following statements about forensic analysis of DNA is true?

a. A DNA profile using short tandem repeats (microsatellites) is unique to an individual

b. Forensic analysis makes use of mutations in coding sequnces to distinguish between individuals

c. PCR is used for DNA profiling (DNA fingerprinting)

d. DNA fingerprinting cannot be used for paternity testing

3. what would be the effect on the primary structure of the coded protein of a single base was deleted from a messenger RNA transcript?

a. No effect

b. A single amino acid residue is changed

c. A complete change in amino acid sequence from the point deletion, frameshift

d. In frame mutation

4-Mosaicisms:

a. All cells have the same karyotype

b. Some cells of the same patient have another karyotype

c. Can be seen in Down Syndrome

d. Occurs during G1-phase

Answer 1