Exam 4: Genetics of Cellular Function

Chromatin shortens and thickens,coiling into compact rods during __________ of mitosis.

Although all cells synthesize phospholipids,there are no genes for phospholipids.

Cell division is stimulated by __________ and suppressed by __________.

A mutation is __________.

__________ are turned on or off by regulatory proteins in accordance with changing needs for the __________ they encode.

The alleles possessed by all members of a population collectively are called the __________.

Eye color is caused by genes at multiple loci.This phenomenon is called __________.

Transcription occurs in the __________,but most translation occurs in the __________.

Which of these is not found in the karyotype of a normal human male?

Genes produce their products __________.

Mitosis is responsible for embryonic development and tissue growth.

Which of the following is the template for transcription?

Anticodons,codons,and base triplets correspond to __________ respectively.

The allele for cleft chin (C)is dominant to the allele for uncleft chin (c).A male and female who are both heterozygous for cleft chin have a child.What is the chance that this child will have an uncleft chin?

The gene coding for a polypeptide made of 51 amino acids would have a minimum of _________ bases.

A gene can be defined as an information-containing segment of RNA that codes for the production of a polypeptide.

DNA replication is called semiconservative because __________.

The stage at which chromosomes aggregate along the equator of a cell is __________.

After translation,a protein may undergo structural changes called __________ modifications.

Copying genetic information from DNA into RNA is called __________;using the information contained in mRNA to make a polypeptide is called __________.