Preskoči na glavni sadržaj
Prijava
Sign up for FREE
arrow_back
Biblioteka

Quiz Genetics 5/15/2020

star
star
star
star
star
Posljednje ažuriranje about 6 years ago
29
4
4
4
4
4
4
4
4
4
3
3
3
3
3
3
3
3
3
3
3
3
3
4
3
4
5
3
5
5
Pitanje 1
1.

If both parents are homozygous dominant for brown eyes. What is the probabitility of them having a child with blue eyes?

Pitanje 2
2.

If both parents are homozygous dominant for brown eyes. What is the probabitility of them having a child with blue eyes?

Pitanje 3
3.

What did Gregor Mendel do to study different characteristics in his genetics experiments?

Pitanje 4
4.

Factors that control traits are called

Pitanje 5
5.

Scientists call an organism that has two different alleles for a trait a

Pitanje 6
6.

An organism’s physical appearance is its

Pitanje 7
7.

Scientists call an organism that has two different alleles for a trait a

Pitanje 8
8.

What is probability?

Pitanje 9
9.

What is the probability of producing a tall pea plant from a genetic cross between two hybrid tall pea plants?

Pitanje 10
10.

An organism’s genotype is its

Pitanje 11
11.

An organism that has two identical alleles for a trait is

Pitanje 12
12.

What does a Punnett square show?

Pitanje 13
13.

If a homozygous black guinea pig (BB) is crossed with a homozygous white guinea pig (bb), what is the probability that an offspring will have black fur?

Pitanje 14
14.

A heterozygous organism has

Pitanje 15
15.

The passing of traits from parent to offspring is called

Pitanje 16
16.

An offspring will receive how many alleles from each parent to determine a specific trait?

Pitanje 17
17.

A dog gives birth to 5 puppies. What percentage of the chromosomes does each puppy share with the mother?

Pitanje 18
18.

Which of the following genotypes is a purebred?

Pitanje 19
19.

Scientist, farmers, and ranchers breed the organisms that have the genes they are wanting. Which process are they using?

Pitanje 20
20.

All of the following statements are reasons for selective breeding except:

Pitanje 21
21.

Which of the following are benefits of gene modification?

Pitanje 22
22.

Natural Selection = Nature made Artificial Selection = Man made

Pitanje 23
23.

With asexual reproduction, the offspring are not identical to the parents.

Pitanje 24
24.

Recessive alleles are represented by a capital letter.

Pitanje 25
25.

A hybrid is the offspring of parents that have different alleles for a trait.

Pitanje 26
26.

In pea plants, green pod color is controlled by a dominant allele. Yellow is controlled by a recessive allele. Explain why a plant with yellow pods can never be a hybrid.

Pitanje 27
27.

Artificial selection has many uses in the agriculture world. What are some concerns about using artificial selection with humans? Is it always ok to use with plants and animals?

Pitanje 28
28.

In pea plants, the allele for smooth pods (S) is dominant over the allele for pinched pods (s). Construct a Punnett square that shows a cross between an SS plant and an Ss plant. Predict what percent of the offspring are likely to have smooth pods.

Pitanje 29
29.

Use the punnett square above. What is the missing genotype?