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Genetics

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Madge Ledner

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Cards in this guide (11)
How is the hereditary information in DNA coded and passed from generation to generation

as nucleotide base sequences that make up genes

What was the grid used to predict patterns of inheritance based on genotype of parents called

punnett square

What is an example of a disorder associated with an error in the number of chromosomes present

Down syndrome (trisomy 21) is a disorder associated with an error in the number of chromosomes present. Other examples of disorders associated with an error in the number of chromosomes are Trisomy 18 (Edwards Syndrome), Trisomy 13 (Patau Syndrome), Triple X syndrome, and Klinefelter Syndrome.

Which muscle straightens a joint

Muscles that straighten the joints are extensors. Muscles the bend the joints are flexors.

Does saliva contain chemicals that help kill intruders

Not that I know of, but it does contain chemicals that heal minor wounds such as small cuts and mouth pimples :)

What is the sticky substance that traps pathogens in the nose

Mucus.

An example of cartilage in the body which you can easily touch and feel is

your outer ear

Where does the exchange of gases take place during respiration

The lungs.

Where does respiration usually begin

Respiration happens all the time, 24/7, in all living organisms.

A woman with type AB blood has children with her husband who is type O. What percent of their children would you expect to have type AB blood

0%

The upper respiratory tract includes the lungs. false or true

false

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