Acquired and Inherited Traits Answers

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Within a flock of birds, some birds have long narrow beaks, and other birds have short wide beaks. Environmental changes happen that make it harder for birds that have short wide beaks to find food. After several generations, most of the flock has long, narrow beaks. Which statement best describes the trait of the type of beak that a bird in this flock has?

A
Having a long, narrow beak is an inherited trait that is genetically passed down.
B
Having a long, narrow beak is an acquired trait that is determined by the availability of food.
C
Having a short, wide beak is an acquired trait that is found in birds that have learned to adapt to the environmental changes.
D
Having a short, wide beak is an inherited trait that is chosen by the bird as a result of its experiences.
3

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 acquired trait?

A
eye color
B
blood type
C
a tiger's stripes
D
a scar
6

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.
8

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
9

Which statement best describes heredity?

A
Traits coded for in DNA are passed from parent to offspring.
B
Individuals are born with acquired traits.
C
Inherited traits are the result of an organism's experiences.
D
Acquired traits can be passed on to one's offspring.

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