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Punnett Squares, DNA, RNA Flashcards | StudBud
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Punnett Squares, DNA, RNA
Punnett Squares, DNA, RNA
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1
The "handrails" or sides of the DNA ladder are made of:
hydrogen bonds
alternating sugars and phosphates
nitrogen bases
histone proteins
2
What nitrogenous base does RNA contain in place of thymine?
adenine
guanine
uracil
cytosine
3
A strand of DNA has a sequence of GGTCTAAC, what is the sequence of the DNA complementary strand?
TTGTGCCA
CCAGATTG
GGTCTAAC
CCTCTAAC
4
The chromosomes in the nucleus of a cell contain a code known as:
DNA
meiosis
mitosis
RNA
5
Who is the known as "the Father of Genetics"?
Gregor Mendel
Albert Einstein
James Watson
Francis Crick
6
The gene that only shows up if there are two of them in the gene pair is:
homozygous
recessive
dominant
hybrid
7
Heterozygous means same
True
False
8
DNA is stored in what cell organelle?
ribosome
Golgi complex
nucleus
cytoplasm
9
The different forms that a gene can have for a trait are called:
phenotypes
alleles
genotypes
chromosomes
10
What is the term given to a 3-nucleotide sequences that codes for a protein?
codon
triplet
purine
base pair
11
Which of the following has all homozygous genotypes?
gg, hh, Rr, TT
AA, Ff, LL, TT
Gg, Hh, Rr, Tt
AA,ff, LL, TT
12
What is the name of the sugar that makes up DNA?
glucose
ribose
deoxyribose
dextrose
13
If a cat, heterozygous for long fur, is mated with a cat with the same genotype-Offspring?
50% long, 50%short
100% long fur
75% long, 25% short
25% long, 75% short
14
Homozygous means..
Different
Same
15
If T=tall for plant height and t=short, then the probability for short offspring is:
100%
0%
25%
50%
16
The % probability of having white flowers in the following Punnett square cross is:
25%
0%
75%
50%
17
The mathematical chance that something would happen is called:
probability
statistics
calculus
geometry
18
The dominant trait in a genotype is shown with:
a capital letter
an exclamation point
a lower case letter
an exponent
19
In a DNA molecule, which of the following bases pair together?
adenine-guanine
cytosine-guanine
cytosine-thymine
adenine-serosine
20
In RNA, the base Thymine is paired with ________.
uracil
guanine
cytosine
adenine
21
The form of asexual division used by humans that produces cells identical to the original cell:
meiosis
mitosis
fission
regeneration
22
Which RNA molecule is transcribed from a DNA sequence of A-G-T-A?
U-A-C-T
U-C-A-U
C-A-G-C
T-C-A-T
23
The passing of traits from parents to offspring is called?
recessive
probability
heredity
meiosis
24
What makes up a nucleotide?
5-carbon sugar
nitrogen base
All of the above.
phosphate group
25
The inside of the DNA strand, also called the "rungs" of the ladder, is made of:
phosphates
hydrogen bonds
sugars
nitrogen bases
26
The gene that always shows up or masks the other gene IF it is present in the gene pair is:
purebred
recessive
hybrid
dominant
27
Which type of sugar is found in RNA?
cellulose
deoxyribose
sucrose
ribose
28
How are base pairs of nucleotides held together?
their complementary pairing
hydrogen bonds
ionic bonds
sugar phosphate backbone
29
Which is the complementary RNA strand for: CTAGATCC
CTAGATCC
GATCTAGG
GAUCUAGG
CUAGAUCC
30
RNA and DNA are both types of...
carbohydrates
nucleic acids
proteins
lipids
31
Which molecule is single stranded?
DNA
RNA
32
If R=red and r=white, then the probability of a red offspring is:
100%
25%
0%
50%
33
The process that produces sex cells is called:
fertilization
mitosis
meiosis
binary fission
34
What are the three types of RNA?
tRNA, mRNA, rRNA
tRNA, mRNA, pRNA
mRNA, tRNA, lRNA
tRNA, rRNA, kRNA
35
The physical appearance of a trait, shown with words, is the:
heterozygous condition
phenotype
genetic makeup
homozygous condition
36
Which molecule is a double helix?
DNA
RNA
37
If a=albinism and A=normal, the probability of having an albino offspring would be:
50%
100%
25%
0%
