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DNA is sometimes referred to as a ladder. Which two molecules make up the sides of the DNA ladder? (sugar usually ends in ose)
23
A dominant trait
A hybrid or heterozygous
Popping your knuckles
The farmer will not kill his crops when defending them against a pest.
Genes are usually dominant or recessive.
T
phosphate and deoxyribose
Scientists have genetically engineered certain crops to be resistant to the harmful effects of pesticides. What is one advantage of this modification?
23
A dominant trait
A hybrid or heterozygous
Popping your knuckles
The farmer will not kill his crops when defending them against a pest.
Genes are usually dominant or recessive.
T
phosphate and deoxyribose
What is an organism called that has two different genes for a trait? (examples: Tt or Rr)
23
A dominant trait
A hybrid or heterozygous
Popping your knuckles
The farmer will not kill his crops when defending them against a pest.
Genes are usually dominant or recessive.
T
phosphate and deoxyribose
What is NOT a principle of genetics?
23
A dominant trait
A hybrid or heterozygous
Popping your knuckles
The farmer will not kill his crops when defending them against a pest.
Genes are usually dominant or recessive.
T
phosphate and deoxyribose
How many chromosomes are normally found in a human sex cell?
23
A dominant trait
A hybrid or heterozygous
Popping your knuckles
The farmer will not kill his crops when defending them against a pest.
Genes are usually dominant or recessive.
T
phosphate and deoxyribose
Which would NOT represent an inherited trait?
23
A dominant trait
A hybrid or heterozygous
Popping your knuckles
The farmer will not kill his crops when defending them against a pest.
Genes are usually dominant or recessive.
T
phosphate and deoxyribose
If the tall trait is dominant over the short trait, which would be used to represent the dominant trait?
23
A dominant trait
A hybrid or heterozygous
Popping your knuckles
The farmer will not kill his crops when defending them against a pest.
Genes are usually dominant or recessive.
T
phosphate and deoxyribose
What do we call the trait that hides or masks another trait?
23
A dominant trait
A hybrid or heterozygous
Popping your knuckles
The farmer will not kill his crops when defending them against a pest.
Genes are usually dominant or recessive.
T
phosphate and deoxyribose
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