Deck 11: Genes, Chromosomes, and DNA

Question 1

When genes have a variety of coded possibilities they are called __________.

A) dominant genes
B) alleles
C) chromosomes
D) nucleotide bases

Answer 1

B

Question 2

__________ occurs when a gene has multiple alleles that are expressed.

A) Codominance
B) Recessive genes
C) Transcription
D) Translation

Answer 2

A

Question 3

The human __________ consists of 46 chromosomes.

A) autosome
B) dominant gene
C) genome
D) genotype

Answer 3

C

Question 4

The _________ is an organism's complete set of DNA.

A) allele
B) gene
C) chromosome
D) genome

Question 5

All the instructions needed to direct the activities of cells are contained within __________.

A) ribonucleic acid (RNA)
B) transfer RNA (tRNA)
C) Deoxyribonucleic acid (DNA)
D) proteins

Question 6

DNA is made of chemical building blocks called????__________.

A) genes
B) nucleotides
C) genomes
D) ladders

Question 7

Each person's genetic code is called a genotype; it is like a blueprint.

Question 8

The synthesis of RNA from its DNA template is called translation, whereas the synthesis of a protein from an RNA template is transcription.

Question 9

It is possible for two people to have the same phenotype but different genotypes.

Question 10

Each chromosome is comprised of many genes.