Genetics

The genotype of an organism describes the

• codons that make up the genes
• number of gene's on the chromosmes
• genetic make-up of a trait
• type of chromosomes in the nucleus

Which best explains why children resemble their parents?

• they eat same foods
• they have similar DNA
• they speak the same language
• they have the same interests

Aa, DD, Bb, yy are all examples of _______

• genotypes

• phenotypes

If something is heterozygous, it is also _____

• purebred

• hybrid

• dominant

• recessive

If something is homozygous, it can also be called____

• phenotype

• genotype

• hybrid

• purebred

Which statement is true?

• Your DNA is identical to your siblings.

• Your DNA is identical to your father's.

• Your DNA is identical to your mother's.

• Your DNA is unique to you.

Which of the following features is NOT inherited?

• Skin color

• Tatoo

• Hair texture

• Color blindness

the passing of genetic traits from parent to offspring.

• heredity
• trait
• gene
• allele

In rabbits, white fur is a recessive trait. Based on this fact, what statement BEST describes this rabbit's genotype?

• It must have the genotype Bb.

• It is homozygous for fur color.

• It cannot have the genotype bb.

• It is heterozygous for fur color.

In sexually reproducing organisms, genes are transferred via _______________?

• budding

• regeneration

• egg and sperm

• diploid body cells