Heredity and Genetics

Question 1

The father of modern genetics

Answer 1

Gregor Mendel

Question 2

It is a part of DNA, a characteristic of a trait wherein heredity is transferred to offspring.

Answer 2

Gene

Question 3

Observable traits and characteristics

Answer 3

Phenotype

Question 4

The genetic makeup of an organism

Answer 4

Genotype

Question 5

A masked gene that is present in DNA but not visible

Answer 5

Recessive

Question 6

A variant form of a gene, representing a specific trait or characteristic.

Answer 6

Allele

Question 7

A manifested gene that is mostly observed but not always seen

Answer 7

Dominant

Question 8

Two types of genes

Answer 8

Homozygous and Heterozygous

Question 9

Same type of gene – either dominant or recessive

Answer 9

Homozygous

Question 10

Different type of gene

Answer 10

Heterozygous

Question 11

Diagram showing genetic crosses

Answer 11

Punnett square

Question 12

A trait controlled by multiple genes

Answer 12

Polygenic

Question 13

Random shuffling of alleles during reproduction

Answer 13

Segregation

Question 14

Basic unit of heredity

Answer 14

Gene

Question 15

The likelihood of an event occurring

Answer 15

Probability

Question 16

A trait masked by another

Answer 16

Recessive

Question 17

The occurrence of two DIFFERENT alleles for a trait in an individual

Answer 17

Heterozygous

Question 18

The occurrence of two SAME alleles for a trait in an individual

Answer 18

Homozygous

Question 19

The complete set of an organism’s genes

Answer 19

Genome

Question 20

The failure of chromosomes to separate during cell division is called

Answer 20

Nondisjunction

Question 21

The specific location of a gene on a chromosome

Answer 21

Locus

Question 22

The chance that two genes will be inherited together

Answer 22

Linkage

Question 23

The inheritance pattern where both alleles contribute to the phenotype

Answer 23

Codominance