stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Genetics Flashcards | StudBud
Explore
/
Genetics
Genetics
20 terms
·
StudBud Administration
·
58 plays
A #biology Quiz! to explain the basics of #genetics.
Flashcards
20 cards
F
Practice quiz
P
Host live
L
Questions
20
Answers
1
Where does transcription occur in eukaryotes?
the nucleus
in the ribosomes
the cytoplasm
the nucleolus
2
What are pedigrees?
items used by scientists to determine a gene's sequence
a brand of dog food
a table or chart used to record a line of ancestors
mutated alleles responsible for genetic disorders
3
What are different forms of a gene are known as?
genotypes
phenotypes
hybrids
alleles
4
BONUS - Analyze the punnett square. What allele(s) is/are dominant?
wrinkled
yellow
round
green
5
Does a red and white speckled flower exhibit incomplete dominance or codominance?
incomplete dominance
codominance
N/A
6
BONUS - What is this punnett square showing?
The Law of Independent Assortment
multiple alleles
sex-linked traits
a dihybrid cross
7
BONUS - Analyze the punnett square. What is/are the dominant genotype(s)?
yellow and round
Y
green
R and Y
8
What describes the physical appearances of an organism?
alleles
phenotypes
genotypes
stem cells
9
Where does translation occur in a eukaryote?
the nucleus
the cytoplasm
in the ribosomes
the nucleolus
10
How many chromosomes do somatic cells have?
138
23
46
92
11
What sex chromosome(s) are present in a female oocyte?
an XX chromosome pair
an XY chromosome pair
one X chromosome
one Y chromosome
12
What kinds of traits would be hidden by another if the other is present?
homozygous traits
dominant traits
recessive traits
phenotypic traits
13
What is an organism with two types of the same allele called?
homologous
diploid
homozygous
heterozygous
14
What are genes composed of?
DNA
stem cells
RNA
nuclei
15
If this is the F
1
, what would the parent's alleles have to be? (r - white/R - red)
RR and rr
Rr and RR
RR and RR
Rr and Rr
16
What is the phenotypic ratio of two heterozygous plants' four offspring? (p - white/P - purple)
2 purple, 2 white
4 purple, 0 white
PP, Pp, Pp, pp
3 purple, 1 white
17
BONUS - Analyze the punnett square. Why do the gametes only have two alleles instead of four?
The gametes are diploid.
The parents have trisomy-21.
The gametes are haploid.
They are somatic.
18
What sex
deciding
chromosome(s) are present in a male spermatozoon?
an X or a Y chromosome
an XY chromosome pair
an X chromosome
a Y chromosome
19
BONUS - Analyze the punnett square. What phenotypes are more likely to be expressed in F
2
?
green, wrinkled
RrYY, RRYy or RrYy
yellow, round
rryy
20
The major difference between different cells in the same organism is that they have unlike DNA.
TRUE
FALSE
