DIA 5 STUDY PART 1

We know, in humans, that brown eyes are dominant to blue eyes. Which of the following is most true about someone WITH brown eyes?

• both parents MUST have brown eyes

• Neither parent can have brown eyes

• Only the father can have brown eyes

• One OR BOTH of the parents CAN have brown eyes

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

A genotype is _____? Select all answers that apply.

• A code for a phenotype (or physical trait).

• A combination of letters (usually 2).

• A physical trait that can be visually observed.

• A number of phenotype traits.

Where are genes found? Select all the correct answers.

• Inside of our cells.

• Inside of our chromosomes.

• In our DNA strands.

• In the atmosphere.

Tags

NGSS.MS-LS3-1

Select the homozygous genotype.

B= brown eyes

b= blue eyes

Select all that apply.

• BB

• bb

• Bb

• bB

Tags

NGSS.HS-LS3-1

"Homo" means :

• other

• same

Select the heterozygous genotype.

B= brown eyes

b= blue eyes

Select all that apply.

• BB

• bb

• Bb

• bB

"Hetero" means :

• other

• same

What is a phenotype?

• A physical trait that can be observed.

• A code found on our DNA that is represented by letters.

• A skill that is learned through practice.

Tags

NGSS.HS-LS3-1

For a recessive trait to show up PHENOTYPICALLY (the phenotype that shows up), the genotype MUST be:

• BB

• Bb

• bb

• bB

What determines an organisms traits?

• The instructions that are found inside of chromosomes inside of our cells.

• The attitude that your parents have.

• The type of molecules your breathe.

• The instructions found outside of your cells in your body.

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2