Unit 8- Heredity &' Genetic Analysis

Question 1

What does it mean if a trait is hereditable?

Answer 1

Passing of genes from one generation to the other

Question 2

What are purebred plants?

Answer 2

One trait appears in the offspring

Question 3

What is a gamete ?

Answer 3

One copy of each gene

Question 4

What is the difference between homozygous &’ heterozygous ?

Answer 4

Homozygous is 2 of the same letter &’ heterozygous is 2 different letters

Ex:
Homozygous - FF dd
Heterozygous - Ff Gg Dd

Question 5

What is the difference between a genotype &’ phenotype?

Answer 5

Genotype is a set of alleles &’ a phenotype is physical description .

Ex:
Genotype: Bb hh HH Tt
Phenotype: freckles / no freckles

Question 6

What’s the difference between dominant &’ recessive ?

Answer 6

Dominant takes over if both are present &’ recessive hides.