Bio 141 Notes (4/15/14) Test 3

Question 1

Allele

Answer 1

variant type of gene

Question 2

genotype

Answer 2

instructions your genes have for you, letters

set of alleles it possesses

Question 3

phenotype

Answer 3

expression of genes

how an organism appears

Question 4

dominant

Answer 4

one allele that masks the expression of another allele

Question 5

recessive

Answer 5

allele being masked

Question 6

homomzygous

Answer 6

same allele - dominant or recessive

Question 7

heterozygous

Answer 7

2 different alleles

Question 8

genes are transmitted in regular ________ ways

Answer 8

predictable

Question 9

Mendelian Laws

Answer 9

Segregation

Independent Assortment

Question 10

Segregation

Answer 10

alleles for the same gene end up in different gametes

Question 11

Independent Assortment

Answer 11

alleles for one gene do not affect whether alleles from another gene are inherited
- behave independently of different genes

Question 12

Probability

Answer 12

odds/likelihood of something happening

- not an exact prediction

Question 13

Segregation

Answer 13

change of an allele ending up in a gamete

Question 14

Punnet Square

Answer 14

odds of any 2 gametes combining

Question 15

Hybrids

Answer 15

genetic crosses between true-breeding lines

Question 16

Hybrid Vigor

Answer 16

show advantages over either of their parents