Final

Question 1

Dominant

Answer 1

Masks the recessive

Question 2

Recessive

Answer 2

Masked by dominant

Question 3

Codominant

Answer 3

Both alelles show equally

Question 4

Incomplete dominance

Answer 4

Neither allele is seen fully, they are blended

Question 5

Polygenic traits

Answer 5

Several genes contribute something to create a mixture

Question 6

Humans have how many chromosomes

Answer 6

46, (23 pairs) 44 are autosomes, 2 aregender chromosomes

Question 7

Sex cells are called

Answer 7

Gametes

Question 8

Male vs female sex chromosomes

Answer 8

Males- XY, females- XX

Question 9

Karyotype

Answer 9

Only has info about numbers of chromosomes amd gender

Question 10

Extra chromosomes can cause

Answer 10

Down syndorme. 3 copies of chromosome 21

Question 11

Sex linked traits

Answer 11

A trait is located on the x chromosome, it will show in males. No homologous on the y chromosome

Question 12

Punnet square

Answer 12

A grid that shows percentages of possible traits

Question 13

Pedigree

Answer 13

A diagram that plots inheritance

Question 14

Doexyrinonucleic acid

Answer 14

Molecule that stores genetic info

Question 15

Double helix

Answer 15

2 soiral starnds joined by hydrogen bonds

Question 16

Upright

Answer 16

Made of sugar and phosphates, joined by strong covalent bonds

Question 17

Base pairing rules

Answer 17

Adenine-> thymine
Cytosine-> guanine
-RNA- Uracil-> adenine

Question 18

Nucleotide

Answer 18

Phosphate group, sugar, base

Question 19

Transcriptiom

Answer 19

Dna created rna

Question 20

Codon

Answer 20

Triplet of nucleotides