BIOLOGY I EXAM #5 EXPECTED QUESTIONS WITH
VERIFIED ANSWERS
Question 1.
gene
ANSWER
a unit of heredity transferred from parent to offspring
- determines some characteristic of the offspring
Question 2.
allele
ANSWER
one of a number of different forms of a gene
Question 3.
genotype
ANSWER
an organism's GENETIC makeup or allele combinations (ex. big A, little a)
Question 4.
phenotype
ANSWER
an organism's PHYSICAL appearance or visible traits (ex. yellow)
Question 5.
transmission genetics
ANSWER
manner in which genetic material is passed from generation to generation
, Question 6.
blending inheritance
ANSWER
an INCORRECT early theory
- traits of offspring resemble average of the parents
Question 7.
Gregor Mendel
ANSWER
father of modern genetics "it's not TRAITS that are transmitted in inheritance--it's GENES that
are transmitted"
- demonstrated basic principles of transmission w/ pea plants
Question 8.
3 features of Mendel's studies tha made his experimental design so robust
ANSWER
t utilized the scientific method
1. crossed true-breeding strains & crosses of progeny
2. focused on one or few traits at a time
3. counted all the progeny of his crosses
VERIFIED ANSWERS
Question 1.
gene
ANSWER
a unit of heredity transferred from parent to offspring
- determines some characteristic of the offspring
Question 2.
allele
ANSWER
one of a number of different forms of a gene
Question 3.
genotype
ANSWER
an organism's GENETIC makeup or allele combinations (ex. big A, little a)
Question 4.
phenotype
ANSWER
an organism's PHYSICAL appearance or visible traits (ex. yellow)
Question 5.
transmission genetics
ANSWER
manner in which genetic material is passed from generation to generation
, Question 6.
blending inheritance
ANSWER
an INCORRECT early theory
- traits of offspring resemble average of the parents
Question 7.
Gregor Mendel
ANSWER
father of modern genetics "it's not TRAITS that are transmitted in inheritance--it's GENES that
are transmitted"
- demonstrated basic principles of transmission w/ pea plants
Question 8.
3 features of Mendel's studies tha made his experimental design so robust
ANSWER
t utilized the scientific method
1. crossed true-breeding strains & crosses of progeny
2. focused on one or few traits at a time
3. counted all the progeny of his crosses
