chapter 5: Gene and Character

What is dominant gene?

• weaker gene

• stronger gene

• represent by capital letter

• can only show it's characteristic when pairs with itself

• can always show it's characteristic either it pairs with itself or other gene

What is recessive gene?

• weaker gene

• stronger gene

• represent by small letter

• can only show it's characteristic when pairs with itself

• can always show it's characteristic either it pairs with itself or other gene

Which of the following examples represent the homozygous genotype?

• tt

• Tt

• TT

Which of the following examples represent the heterozygous genotype?

• tt

• Tt

• TT

Which sentence is FALSE?

• All organisms have 23 pairs of chromosomes

• Chromosomes are made of genes

• The basic unit of DNA is nucleotide

• Chromosomes can only be found in nucleus

HOMOZYGOUS means

• same

• different

HETEROZYGOUS means

• same

• different

An organism's physical appearance or visible traits...

• genotype
• inherit
• gene
• phenotype

The process for a cell splits to produce new daughter cells is ..

• Crossing over

• cell division

• replication

• Fertilization

A segment of DNA is known as...

• gene

• allele

• chromosome

• chromatid