UHS MDCAT Biology Past Papers with Answer Keys 2022

UHS MDCAT Biology Past Papers with Answer Keys 2022. 2022 UHS Biology practise exams with answers. University of Health Sciences (UHS) unit-by-unit past exams from 2011 to 2022 are available for download in pdf.

UHS Biology Practice Exams in 2022

In chemiosmosis the proton (H+) pumps moves from :
(A) Stroma to Lumen
(B) Stroma to cytoplasm
(C) Lumen to Stroma
(D) Cytoplasm to Stroma
Micro tubule submits (for spindle fibers) are synthesized in phase:
(A) G1
(B) M
(C) S
(D) G2
The Plasmid PBR322 has antibiotic resistance gene6 for:
(A) Tetracycline and Doxycycline
(B) Streptomycin
(C) Doxycycline and Ampicillin
(D) Ampicillin and Tetracycline
The nitrogen containing because In nucleotide are of two types; Purines and Pyrimidines; the purines bage6 are:
(A) Guanine and Cytosine
(B) Adenine, Guanine and Cytosine
(C) Adenine and Guanine
(D) Adenine and Thymine
The following flowchart depicts the steps of the Calvin Cycle. Which option
according to you fits in as the correct answer of the missing step?
(A) Hydrogenase
(B) Oxaloaccetate
(cl Ribulose bisphosphate
(D) Pyruvate
DNA polymerase enzyme for PCR is isolated from bacteria Theseus aquatics
because:
(A) It can withstand high denaturation temperature
(B) It can withstand low denaturation temperature
(cl It can work at high speed
(D) It can be used again and again
The type of energy reduced by the enzymes for biological reaction to occur Is called tho:
(A) Light Energy
(B) Activation energy
(C) Active energy
(D) Heat energy
The function of calcium ions in mwcle contraction 16 to:
(A) Bind to troponin molecule and cause them to move
(B) Aid in the transmission of nerve impulse
(C) Polarize visible light
(D) Bind to tropomyosin molecule and cause them to form cross bridges
What is common in both Competitive and Non-Competitive Inhibition?
(A) Irreversible inhibition
(B) Feedback inhibition
(C)l Reversible inhibition
(D) Non-Reversible inhibition
Inside ovary, primary oocyte divides through first meiotic division forming two haploid cells, secondary oocyte and:
(A) Poalr body
(B) Oogonium
(C) Folhcle cell
(D) Ovum

SAMPLE MCQS FROM PAST PAPERS

Homozygous means:
(A) having two identical alleles of a gene
(B) having two identical genes
(C) alleles in an organism
(D) two different alleles of a gene
Which hormonal pair would maintain the endometrium and make it receptive for implantation of embryo?
(A) Lutenist Hormone and Progesterone
(B) Estrogen and Follicle Stimulating Hormone
(C) Lutetium Hormone and Follicle Simulating Hormone
(D) Estrogen and progesterone

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