Mendelian Genetics

Question 0

Codominance

Answer 0

Situation in which both alleles of a gene contribute to the phenotype of an organism

Question 1

Allele

Answer 1

One of a number of different forms of a gene

Question 2

Dihybrid cross

Answer 2

crosses first-generation offspring of two individuals that differ in two traits of particular interest. For example, BB × bb

Question 3

Dominant allele

Answer 3

An allele that is dominant over another allele

Question 4

Fertilization

Answer 4

Process in sexual reproduction in which male and female reproductive cells join to form a new cell

Question 5

F1 generation

Answer 5

Offspring of the p generation; first filial

Question 6

F2 generation

Answer 6

Offspring of f1 generation

Question 7

Gamete

Answer 7

Specialized cell in sexual reproduction

Question 8

Gene

Answer 8

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

Question 9

Genotype

Answer 9

Genetic makeup of an organism

Question 10

Heterozygous

Answer 10

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

Question 11

Homozygous

Answer 11

Term used to refer to chromosomes that each have a corresponding chromosome from the opposite sex parent

Question 12

Hybrid

Answer 12

Offspring of crosses between parents with different traits

Question 13

Incomplete dominance

Answer 13

Situation in which one allele is not completely dominant over another

Question 14

Independent assortment

Answer 14

Independent segregation of genes during the formation of gametes

Question 15

P generation

Answer 15

The parent or original generation

Question 16

Phenotype

Answer 16

Physical characteristics of an organism

Question 17

Probability

Answer 17

Likelihood that a particular event will occur

Question 18

Purebred

Answer 18

Offspring of parents with the same traits

Question 19

Recessive allele

Answer 19

Allele that is not dominant over another

Question 20

Segregation

Answer 20

Separation of alleles during gamete formation

Question 21

Test cross

Answer 21

When you pollinate plants to see w the outcome of the offsprings phenotype and genotype

Question 22

Trait

Answer 22

Specific characteristics that varies from one individual to another