Heredity

In what way will a puppy always be like its parents?

• Be the same color
• Learn the same things
• Have the same body structures
• Live in the same places

Which statement describes asexual and sexual reproduction?

• Asexual is one part of sexual reproduction.
• Sexual reproduction happens before asexual reproduction.
• Asexual needs one parent, and sexual needs two parents.
• Sexual only happens in animals, and asexual happens only in plants.

What is an advantage of sexual reproduction over asexual reproduction?

• Sexual reproduction produces identical offspring.
• Sexual reproduction happens before asexual reproduction.
• Sexual reproduction generates a large number of offspring.
• Sexual reproduction causes genetic variation in offspring.

an observable characteristic

• trait

• personality

• cell

• DNA

The observable expression of a trait is its

• phenotype

• genotype

• chromosome

• allele

When an organism has two of the same alleles, it is called

• homozygous

• heterozygous

• recessive

• dominant

When an organism has two different alleles, it is called

• homozygous

• heterozygous

• recessive

• dominant

The alleles that an organism has/inherits are its

• genotype

• phenotype

• chromosome

• recessive

The passing of traits from parents to offspring

• heredity

• a molecule

The different forms of a gene

• alleles

• atoms

• proteins

• wheels