hey bot Both of Tim's parents have brown eyes, but Tim has blue eyes. How is this possible?(1 point)
Responses
The characteristic (blue eyes) is carried in a recessive gene.
The characteristic (blue eyes) is carried in a recessive gene.
This characteristic (blue eyes) must be carried in the dominant gene.
This characteristic (blue eyes) must be carried in the dominant gene.
Eye color is not a genetic trait.
Eye color is not a genetic trait.
all of these
The characteristic (blue eyes) is carried in a recessive gene.
A widow's peak is a V-shaped area of the hairline in the center of the forehead. The allele for having a widow's peak is dominant to the allele for not having a widow's peak.If two parents do not have widow's peaks, what is the probability that their child will have a widow's peak?(1 point)
Responses
75%
75%
50%
50%
25%
25%
0
50%
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Question
An organism that contains two different alleles for a trait is said to be _______ for that trait.(1 point)
Responses
Recessive
Recessive
Heterozygous
Heterozygous
Dominant
Dominant
Homozygous
Homozygous
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Heterozygous
Which of the following is true about genes?(1 point)
Responses
Genes are responsible for all the traits of an organism.
Genes are responsible for all the traits of an organism.
In humans, genes are passed to an offspring from two parents.
In humans, genes are passed to an offspring from two parents.
Genes are made up of smaller molecules known as chromosomes.
Genes are made up of smaller molecules known as chromosomes.
The genes of a particular organism can never change throughout its lifetime.
Genes are responsible for all the traits of an organism.
Which of the following is a method of reproduction that generally occurs very rapidly?(1 point)
Responses
hybridizing
hybridizing
sexual
sexual
asexual
asexual
germination
asexual
Sexual reproduction produces offspring that are genetically _______ to the parents.(1 point)
Responses
Identical
Identical
unrelated
unrelated
similar
similar
opposite
opposite