Genetics

How did Gregor Mendel use mathematics in his study of genetics?

• To measure the height of pea plants accurately

• To explain heredity using the mathematics of probability

• To determine the chemical composition of genes

• To calculate the age of pea plants

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How many pairs of chromosomes do humans typically have?

• 23

• 46

• 12

• 92

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What is the molecule called that carries genetic information?

• Protein

• Carbohydrate

• DNA

• Lipid

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What does " DNA " stand for? 

• deoxyribonucleic acid

• deriboxynucleic acid

• detoxicnoxyic acid

• none of these

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what does the recessive trait mean?

• a trait that is expressed only when genotype is homozygous

• it is when the trait connect with your genes

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what is alleles?

• in humans, an allele might indicate blood type color blindness or many other gens

• in humans, an allele might indicate blood type color blindness and many other traits

• variant (differences) in genes

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who is Gregor Mendel

• he experimented on a pea plant

• he was experimented on a pea tree

• he was know for gentics

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what are inhearited traits?

• it comes from your parent genes example hair eyes

• they are made from your mom only

• genlitcally determied from chartertistics

• it comes from ur genes in your body!

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3. AA is-

• homozygous dominant

• homozygous recessive

• heterozygous

• none of these

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Which of the following is a genotype?

• long hair

• blue eyes

• Gg

• tall