Section 11-1, 11-2

Question 1

Punnett square

Answer 1

Diagram showing the gene combinations that might result from a genetic cross

Question 2

Homozygous

Answer 2

Term used to refer to organism that has two identical alleles for a particular trait

Question 3

Heterozygous

Answer 3

Term used to refer to an organism that has two different alleles for the same trait

Question 4

Phenotype

Answer 4

Physical characteristic of an organism

Question 5

Genotype

Answer 5

Genetic makeup of an organism

Question 6

Genetics

Answer 6

Scientific study of heredity

Question 7

True breeding

Answer 7

Term used to describe organisms that produce offspring identical to themselves if allowed to self pollinate

Question 8

Trait

Answer 8

Specific characteristics that varies from one individual to another

Question 9

Gene

Answer 9

Sequence of DNA that codes for protein and thus determines a trait

Question 10

Hybrid

Answer 10

Offspring of crosses between parents w different traits

Question 11

Allele

Answer 11

One of a number of different forms of a gene

Question 12

Segregation

Answer 12

Separation of alleles

Question 13

Gamete

Answer 13

Specialized cell involved in sexual reproduction

Question 14

Probability

Answer 14

Likelihood that a particular event will occur