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Q 1/25
Score 0
If blue eyes is recessive to brown eyes, what causes someone to have blue eyes?
60
the mother eating blueberries during pregnancy
receiving the blue-eyed trait from just one parent
being born in Sweden
receiving a blue- eyed trait from both parents
Q 2/25
Score 0
In cats, short hair (H) is dominant to long hair (h). If a cat that is homozygous for short hair is crossed with a cat that has long hair, what is the probability the offspring from this cross will have short hair?
60
25%
50%
100%
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25 questions
Q.
If blue eyes is recessive to brown eyes, what causes someone to have blue eyes?
1
60 sec
Q.
In cats, short hair (H) is dominant to long hair (h). If a cat that is homozygous for short hair is crossed with a cat that has long hair, what is the probability the offspring from this cross will have short hair?
2
60 sec
Q.
After fragmentation and budding, which of the following do the new planarian and hydra have in common with the original planarian and hydra?
3
60 sec
Q.
In plants, tall plants (T) are dominant to short plants (t). The cross of two heterozygous plants is shown in the Punnett square. What ratio describes the most probable phenotypes resulting from this cross?
4
60 sec
Q.
A cross of a plant with white flowers (WW) and a plant with red flowers (ww) is shown in the Punnett square. Which of the choices accurately describes the genotype and phenotype of the offspring from this cross?
5
60 sec
Q.
When a sperm cell combines with an egg cell, as noted in the picture, it is known as
6
60 sec
Q.
The characteristic for curly hair (C) is dominant to the characteristic for straight hair (c). A cross between 2 individuals for hair type is shown in the Punnett square in the picture. What must the genotype of the parents be to produce the results shown in the Punnett square?
7
60 sec
Q.
A pea plant with genes that are homozygous for round seeds is crossed with a pea plant that is homozygous for wrinkled seeds. Which statement correctly predicts the results of the genetic cross?
8
60 sec
Q.
The genotypic ration of the punnett square shown in the picture will be
9
60 sec
Q.
If (D) Dark hair is dominant to (d) light hair, what % of the outcome is likely to have light hair if a heterozygous man and a homozygous woman had children?
10
60 sec
Q.
If the outcome of a punnett square is 100% heterozygous, what was the genotype of the parents?
11
60 sec
Q.
If a homozygous dominant person with a widow's peak (WW) crosses with a person with no widow's peak (ww) and the outcome is 100% widow's peak, what would be the outcome if 2 heterozygous (Ww x Ww) widow's peak people had children?
12
60 sec
Q.
When a farmer breeds his best milk cow to make more milk cows, he is using
13
60 sec
Q.
When scientists change or manipulate genes/DNA, it is known as
14
60 sec
Q.
When an organism's DNA sequence has been changed or altered due to radiation or errors in DNA replication, it is known as a
15
60 sec
Q.
Loving to read or being good at a sport is an example of an
16
60 sec
Q.
Genes code for specific traits and are located on
17
60 sec
Q.
This is an organism's genetic makeup, or alleles an organism has for a trait.
18
60 sec
Q.
The physical expression of a person's inherited genes or traits
19
60 sec
Q.
RR
20
60 sec
Q.
rr
21
60 sec
Q.
Rr
22
60 sec
Q.
Color blindness is carried on the X chromosome. Females have XX, males have XY. Since females have XX, one X is dominant, therefore if they receive one colorblind trait, they are considered ___________ since they have the trait, but do not display it.
23
60 sec
Q.
If Tall(T) is dominant to short (t) in plants and the parents had 20 flowers that were offspring, how many flowers would be tall?
24
60 sec
Q.
Animals and plants have many differences within their kingdoms, whereas bacteria have small differences within their kingdoms. The reason for this is
