Traits & Reproduction

Differences in traits between organisms is known as...

• variation

• heterozygous

• homozygous

If a gene is the "instructions", the ________ is the end result.

• protein

• ribosome

• blueprint

• codon

A random change to a gene that sometimes results in a new trait

• mutation

• variation

• offspring

An new organism produced as a result of reproduction is known as a(n) ____.

• offspring

• mutation

• species

Each person in a family has the same traits. There are no differences in traits between parents and offspring or among siblings.

• True

• False

Traits, such as your hair or eye color, are determined by the proteins made in your cells.

• True

• False

An offspring cannot have a trait if neither of its parents have it.

• True

• False

How does an organism inherit 2 copies of each gene?

• both copies come from dad

• both copies come from mom

• 1 copy comes from mom, 1 copy comes from dad

• the process is random, any of the 3 situations can happen

Wolf 1 has the gene combination P1P2 for paw size

Wolf 2 has the gene combination P1P1 for paw size

How many different types of proteins does each wolf make?

• both wolves have 1 type of protein

• both wolves have 2 types of protein

• Wolf 1 was two types of protein, Wolf 2 has 1 type of protein

• It is impossible to tell

Two bears are unrelated but have the same proteins for ear shape. How will their ears compare with each other?

• They will have the same ear shape since their proteins are the same.

• They will have the same ear shape since all bears have the same ears.

• They will have different ear shapes since only offspring from the same parents have the same ear shape.