Applied Genetics Answers

4 verified answers1 views
1
Free Preview

Which of these is an example of both an acquired and inherited trait?

A
a cleft chin
B
muscle tone
C
scar tissue
D
eye color
2
Free Preview

Which trait is determined by genetics alone?

A
skin color
B
athletic ability
C
blood type
D
big muscles
3

Which statement best describes how the environment influences the traits of an individual?

A
The environment influences the gene expression which can change the genotype.
B
The environment influences the gene expression which can change the phenotype.
C
The environment influences only external factors.
D
The environment influences only internal factors.
4

A student is given a list of traits and is asked to organize them in a Venn diagram as shown below. Which traits should the student put in section II (Both)?

Question illustration
A
a scar and blood type
B
tiger's stripes and wolf's social status
C
musical talent and wolf's social status
D
musical talent and skin color
5

Which is an inherited trait?

A
flavor of an apple from a particular tree
B
hierarchical status of a wolf in a pack
C
ability to ride a bike
D
interest in stamp collecting
6

Which describes the relationship between a genotype, a phenotype, and an organism’s experiences?

A
A genotype is an organism's allele combination. A phenotype is the physical appearance of a trait in an organism, which may be influenced by the organism’s experiences.
B
A genotype is an organism's allele combination, which may be influenced by the organism’s experiences. A phenotype is the physical appearance of a trait in an organism.
C
A phenotype is an organism's allele combination. A genotype is the physical appearance of a trait in an organism, which may be influenced by the organism’s experiences.
D
A phenotype is an organism's allele combination, which may be influenced by the organism’s experiences. A genotype is the physical appearance of a trait in an organism.
7

Which best describes an acquired trait?

A
An acquired trait is encoded in the DNA.
B
An acquired trait is passed from parent to offspring.
C
An acquired trait is not affected by one’s peers.
D
An acquired trait is developed during one’s lifetime.
8

Which is an acquired trait?

A
eye color
B
blood type
C
a tiger's stripes
D
a scar
9

Chameleons have a long tongue used to catch insects. The five toes on each foot are bound in two separate groups: one group of two toes and one group of three toes. This allows chameleons to grasp onto branches. Chameleons also have a flexible tail they use to hold onto branches, and they can change the color of their skin to communicate with other chameleons and for camouflage. Which statement about chameleons refers to the expression of a trait that is most influenced by the environment?

A
The chameleon has one of its two groups of toes around a branch.
B
The chameleon’s flexible tail is grasping a twig.
C
The chameleon’s long tongue is curled in its mouth.
D
The chameleon has skin that turned brown-red.
10

Jaden’s father is not sensitive to poison ivy. Jaden is also not sensitive to poison ivy. Jaden’s lack of sensitivity to poison ivy is which kind of trait?

A
environmental
B
acquired
C
learned
D
inherited

Did you find these answers helpful?