Intro to Bio Quiz 4 (Ch. 13/14)

Question 1

Define inheritance

Answer 1

physical characteristics PASSED DOWN

Question 2

Define Offspring

Answer 2

One allele from mom and dad

Question 3

Define Gene

Answer 3

Location on chromosome that codes (on proteins)

Question 4

Define Allele

Answer 4

An alternate form of gene

Question 5

Define Homozygous

Answer 5

An identicle allele (WW,ww)

Question 6

Define Heterozygous

Answer 6

Different allele (Ww) *Hybrids

Question 7

Define Sex Chromosome

Answer 7

Determines Sex

Inherited with all their genes

Male: XY. Female: XX

Question 8

Define Autosome

Answer 8

non-sex chromosomes
1-22

Question 9

Define Dominate

Answer 9

“WW” or “Ww” genotypes

Question 10

Define Recessive

Answer 10

“ww” without a dominate allele

Question 11

Define Genotype

Answer 11

Genetic material/combination of alleles

Question 12

Define Phenotype

Answer 12

Physical appearance/what is expressed

Question 13

Define Punnett Square

Answer 13

genetic bookkeeping

Question 14

Define Codominance

Answer 14

A dominate allele is able to cover up another allele in heterozygote.
-Both traits show

Question 15

Define Incomplete Dominance

Answer 15

Mix of colors (3 colors)
-Snapdragon is pink after crossing red and white snapdragon

Question 16

Define Multiple alleles

Answer 16

gene has more than 2 alleles
BLOOD TYPE
-A, B, AB, O

Question 17

Define Polygenic Trait

Answer 17

influenced by many different genes
-SKIN COLOR

Question 18

Define Sex Linked Trait

Answer 18

one goes with the other
Ex: pale skin&red hair

Question 19

What does being a Heterozygous individual mean?

Answer 19

Their genotype is Ww
(hybrid)

Question 20

Genotype and dominate phenotype

Question 21

Pedigree chart

Answer 21

Filled Circle-Woman w/trait
Circle- Woman
Square-Man
Fill Square-Man w/trait

Question 22

Tay-Sachs

Answer 22

Recessive Disorder
-lysosomal storage disease
(parents without trait)

Question 23

Disorders in males

Answer 23

red green color blindness

Question 24

Melansomes

Answer 24

the pigment of eye skin and hair . organelles

Question 25

Heterozygous and Hybrids

Question 26

Mendel’s Law of Segregation

Answer 26

seperation

Question 27

Law of Independent Assortment

Answer 27

Multiple Traits are
Inherited
Independently

Question 28

6 Prezygotic isolation

Answer 28

STIMB
spatial isolation, temporal isolation, mechanical isolation, gametic isolation, and behavioral isolation

Question 29

evolution

Answer 29

heritable characteristics of a population of organisms change over generations