Life Science Lesson One and Two Flashcard

Front

What is an inherited trait?

Back

An inherited trait is a characteristic or feature that is passed down from parents to their offspring through genes.

Front

Which of the following is NOT an inherited trait?

Back

Learned intelligence is NOT an inherited trait; it is acquired through experience and education.

Front

What vegetable is linked to an inherited trait that enables your nose to pick up on smelly urine?

Back

Asparagus is linked to an inherited trait that affects the smell of urine.

Front

What is the female part of a flower called?

Back

The female part of a flower is called the ovary.

Front

Which of the following is NOT considered to be an inherited taste trait?

Back

Metallic is NOT considered to be an inherited taste trait.

Front

What is the role of the ovary in plant reproduction?

Back

The ovary is responsible for producing ovules, which can develop into seeds after fertilization.

Front

What is the significance of the PTC trait in taste receptors?

Back

The PTC trait determines whether a person can taste phenylthiocarbamide, a compound that some people can taste due to genetic variation.

Front

Define 'dominant trait'.

Back

A dominant trait is a genetic trait that is expressed in the phenotype even when only one copy of the gene is present.

Front

Define 'recessive trait'.

Back

A recessive trait is a genetic trait that is only expressed in the phenotype when two copies of the gene are present.

Front

What is the difference between inherited and acquired traits?

Back

Inherited traits are passed down genetically, while acquired traits are developed through environmental influences and experiences.