Genetics Heredity and Reproduction review

What process is responsible for passing down exact duplicates of ALL traits.

• mitosis
• meiosis

Which process is responsible for passing down some traits, but not all traits to their offspring?

• mitosis
• meiosis

Which traits are determined by chromosomes?

• acquired
• inherited

Which of the following traits would be passed down through chromosomes?

• a scar
• the organism's language
• blue eyes
• pierced ears

The code letters that represent a particular trait are called its _______

• phenotype
• chromosomes
• genotype
• pedigree

The physical expression (what it looks like) of genetic code is called its ______

• phenotype
• chromosomes
• genotype
• pedigree

A dominant allele __________

• is strong and will show up in the phenotype
• is weak and will not show up in the phenotype
• is strong and will show up in the genotype
• is weak and will not show up in the genotype

If an organism has 2 dominant alleles for a trait, it is _________ for that trait.

• heterozygous
• carriers
• homozygous
• recessive

If an organism has 2 recessive alleles for a particular trait, it is _______ for that trait.

• heterozygous
• carriers
• homozygous
• recessive

If an organism has one dominant allele and one recessive allele, it is _________ for that trait.

• homozygous
• heterozygous