Chapter 3

Question 1

What word means one of two or more alternative forms of a gene?

Answer 1

allele

Question 2

what is the work for an inherited factor encoded by DNA?

Answer 2

gene

Question 3

What word means a specific place on a chromosome occupied by an allele?

Answer 3

locus

Question 4

What word means a set of alleles possessed by an individual organism?

Answer 4

genotype

Question 5

What word means an individual organism possessing two of the same alleles at a locus

Answer 5

homozygote

Question 6

What word means an individual organism possessing two different alleles at a locus?

Answer 6

heterozygote

Question 7

What work means an attribute or feature possessed by an organism?

Answer 7

characteristicWh

Question 8

at word means the appearance or manifestation of a characteris?

Answer 8

phenotype

Question 9

What work means crosses between parents that only different in a single characteristic?

Answer 9

monohybrid crossh

Question 10

at is the first generation of a cross called?

Answer 10

P (parental) generation?

Question 11

What is the result of the first generation of a cross called?

Answer 11

F1 (first filial) generation

Question 12

What work leads the on genotype coming from a male and another from a female being flipped?

Answer 12

reciprocal crosses

Question 13

What is the result after the offspring of the first generation also reproduce?

Answer 13

F2 (second filial) generation

Question 14

What rule states that each individual diploid organism possesses two alleles for any characteristic, they separate when gametes are formed, and they separate equally?

Answer 14

principle of segregation

Question 15

What rule says that one of the alleles will take precedence over another allele when both are present in the genotype?

Answer 15

concept of dominance

Question 16

A cross consisting of the genotype of the son and parent

Answer 16

backcross

Question 17

Equation to determine probability of event

Answer 17

P = (n!/s!T!)p^(s)q^(t) (P is probability, n is number of time, s is number of events with probability p, and t is the number of events with probability q)

Question 18

What is the tool where one individual of an unknown genotype is crossed with another individual with homozygous recessive genotype?

Answer 18

testcross

Question 19

What is the name for the allele that is the most common for a given characteristic referred to as and how is it identified

Answer 19

Wild type and it is signified by a + after the name of the gene (often made from the recessive gene’s name)

Question 20

What is the name for combinations regarding two different characteristics?

Answer 20

dihybrid cross

Question 21

What principle indicates that alleles at different loci separate independently of one another

Answer 21

principle of individual assortment

Question 22

What is the equation for chi squared goodness of fit test

Answer 22

x^2 = (sigma)[(O-E)^2/E]

Question 23

Degrees of freedom equation for chi squared test

Answer 23

n-1 (n is the number of