WorksheetsMIDTERM REVIEW BIOLOGY
Total questions: 15
Worksheet time: 9mins
Which of the following statements is true about Y-linked traits? It is inherited only by _________.
females that inherit the mother’s Y chromosome
males that inherit the mother’s Y chromosome
males that inherit the father’s Y chromosome
females that inherit the father’s Y chromosome
What type of sex-related inheritance are hemophilia and color blindness?
Y-linked
sex-influenced
X-linked
sex-limited
Rommel is bald but his wife Lorna is non-bald. Rommel’s father is non-bald, while Lorna’s mother is bald. What is the probability that their son is bald?
50 %
25%
0 %
75%
Red flowers and white flowers are mated together and pink flowers are made. What inheritance pattern is this?
incomplete dominance
multiple alleles
co-dominance
complete dominance
What shape is RNA classified as?
Ladder
Double Helix
Single Helix
Triple Helix
What are proteins composed of?
DNA
A Single Helix
Amino Acids
RNA
Which of the following represents the correct arrangement of the steps in DNA replication?
A. unwinding by helicase
B. binding at replication origin
C. elongation by polymerase
D. priming
E. sealing nicks by ligase
B - D - C - A – E
D - B - A - C – E
B - A - D - C – E
D - B - A - E – C
Given the non-template DNA strand of 5’-ATGGCATGCTAG-3’, which of the following is the corresponding mRNA transcript?
3’-TACCGUACGAUC-5’
5’-TACCGUACGAUC-3’
5’-TACCGUACGAUC-3’
5’-TACCGUACGAUC-3’
Nucleotide sequences, by convention, are written by using their specific bases and in 5′ to 3′ direction.
TRUE
FALSE
Nucleotide sequences, by convention, are written by using their specific bases and in 5′ to 3′ direction.
TRUE
FALSE
Glycine is the simplest form of amino acid
TRUE
FALSE
In DNA, the deoxyribose is chemically linked to the phosphate group in the helix backbone via a glycosidic bond.
TRUE
FALSE
Write the corresponding mRNA transcript - TTTTACCATCCCACAATTTA
(a)
Write the corresponding mRNA transcript - CATTACGGAGCCTGATGCACT
(a)
Write the corresponding mRNA transcript = GCTACAGCCCTAGCATTTACCCG
(a)
