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WorksheetsGenetics Study Quiz
Total questions: 17
Worksheet time: 13mins
According to Chargaff’s rules, if you have 23% of the base Cytosine in DNA, how much Thymine would be present?
67
24
23
77
If the body cells in an organism have 10 chromosomes, then the sex cells produced during meiosis would have _____ chromosomes.
20
5
15
30
Cloning is like _______ reproduction in that it creates ______
sexual; a new organism that is different from parent
asexual; an exact copy og the parent
unsexual; to new cells have a similar shape
sexual; a child from two parents
Proteins are made by reading the _________ given by _____.
map; ribosomes
words; tRNA
instructions; DNA
book, mRNA
Who determines the sex of the offspring?
the female
the male
the chromosome T
meiosis
What would the complimentary strand of DNA be for the sequence of bases AAGTCCAGA
CCATGGCAA
TTAACCAGA
TTCAGGTCT
GGCCTATACG
Who were the 3 main scientists who founded the structure of DNA?
Watkins, Mendel, Reed
Chargraff, Franklin, Watson
Franklin, Watson, Crick
Mendel, Crick, Franklin
Genetics is the study of...
Body systems
cell division
heredity
sexual reproduction
On a punnett square, two capital letters indicate a gene which is
Homozygous dominant
Homozygous recessive
Heterozygous
None of the above.
Genetic variation occurs in what type of reproduction
Sexual
Asexual
Both
On a punnet square, a capital letter and lowercase letter indicate a gene that is
Homozygous Dominant
Homozygous Recessive
Heterozygous
None of these
On a punnett square, two lowercase letters indicate a gene which is
Homozygous dominant
Homozygous recessive
Heterozygous
None of these
This represents the physical appearance of an organism.
Genotype
Phenotype
Heredity
Genes
What is the probability the offspring will be homozygous dominant?
25%
50%
75%
100%
What is the probability that the offspring will be heterozygous?
25%
50%
75%
100%
Factors that control traits are
purebreds
genes
recessives
parents
An organisms's allele combination is known as
phenotype
mutation
hybrid
genotype
