Marfan’s Syndrome

1. Marfan’s syndrome is an autosomal dominant disorder. If a woman who is affected by this syndrome is heterozygote at this allele and has a child with a man who is homozygote recessive, what is the chance that the child will have the syndrome?

¼

¾

½

100%

2. In a Punnett square, the letters on top of the square and on the side of the square represent ____.

3.

A woman who is a carrier of color blindness has children with a man who is not color-blind. What are the chances that a male child will be colorblind?

Group of answer choices

¼

0%

½

¾

100%

4.

Biotechnology

Group of answer choices

does not advance with new scientific knowledge

is always considered more harmful than valuable to society.

is a scientific discipline that only uses gel electrophoresis technology

involves the manipulation of DNA from living organisms or exploitation of biological processes.

5.

Biotechnology advances our technology and has many Pros, and never any Cons.

Group of answer choices

True

False

6.

Which of the following is NOT an example of biotechnology?

Group of answer choices

using punnet squares to determine heredity

using microbes to decompose plastic and waste that pollutes our planet

using animal organs to transplant in humans due to donor shortage

using mRNA with viral sequence to make vaccines to end pandemic infections

7.

Evolution happens at the level of the individual.

Group of answer choices

True

False

8. Explain the process of natural selection.