UHS MDCAT 2019 PAPER (PART 3) 1. The function of calcium ions in muscle contraction is to: Bind to troponin molecule and cause them to move Bind to tropomyosin molecule and cause them to form cross bridges Polarize visible light Aid in the transmission of nerve impulse 2. What is common in both Competitive and Non- Competitive Inhibition ? Non- Reversible Inhibition Irreversible Inhibition Feedback Inhibition Reversible Inhibition 3. Inside ovary, primary oocyte divides through first meiotic division forming two haploid cells, secondary oocyte and: Polar body Oogonium Follicle Ovum 4. Homozygous means: Alleles in an organism Having two identical genes Two different alleles of a gene Having two identical alleles of a gene 5. Which hormonal pair would maintain the endometrium and make it receptive for implantation of embryo? Luteinizing Hormone and Progesterone Estrogen and Progesterone Estrogen and Follicle Stimulating Hormone Luteinizing Hormone and Follicle Stimulating Hormone 6. Starch is present in tubers, fruits and grains but absent in animal, instead animal have a substance stored in liver and muscles known as: Galactose Glucose Glucagon Glycogen 7. Now-a-days new born gets regular shots of vaccine for polio. It contains _____ for polio to make a child immune against this disease. Antibiotics Antisera Antigen Antibodies 8. Which of the following blood vessels contain semilunar valves? Arteries Veins Arterioles Capillaries 9. The main neurotransmitter for synapses is _____ which lie outside the central nervous system. Phosphatidylcholine Choline Acetylcholine Acetaldehyde 10. The type of energy reduced by the enzymes for biological reactions to occur is called the: Actin Haemoglobin Myoglobin Myosin Loading … Pages: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
in question no 10
the type of energy reduced by the enzymes for biological reactions to occur is called ACTIVATION ENERGY
at here the correct answer is active energy which is wrong
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