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IMDO 试题样本
来源: | 作者:Kyle | 发布时间: 2022-02-28 | 543 次浏览 | 分享到:

IMDO Sample IMDO Questions


Molecular and Cell Biology
1. Which of the following macromolecules is not a polymer?
a. Starch
b. Cellulose
c. Protein
d. DNA
e. Phospholipid
2. Where are the large and small subunits of ribosomes assembled?
a. Rough endoplasmic reticulum
b. Cytosol
c. Golgi apparatus
d. Nucleolus
e. Smooth endoplasmic reticulum
3. What is the motor protein that is associated with microtubules in the flagella?
a. Flagellin
b. Dynein
c. Kinesin
d. Actin
e. Myosin
4. The uptake of which substance into cells requires receptor-mediated endocytosis?
a. Glucose
b. Fructose
c. LDL
d. MHC
e. Testosterone
5. How many NADH molecules are produced per acetyl-CoA in the citric acid cycle?
a. 1
b. 2
c. 3
d. 4
e. 6
6. Which of the following does not function as a second messenger?
a. cAMP
b. Inositol triphosphate (IP3)
c. Diacylglycerol (DAG)
d. Sodium (Na+)
e. Calcium (Ca2+)
IMDO
7. Which of the following is not a difference between mitosis and meiosis?
a. Separation of chromatids
b. Formation of tetrads
c. Crossing over
d. Synapsis
e. Formation of Chiasmata
8. Which enzyme untwists the double-stranded DNA and separates the two strands?
a. Ligase
b. Primase
c. Topoisomerase
d. DNA Polymerase
e. Helicase
9. What is the gel electrophoresis of mRNA followed by labeled-probe hybridization called?
a. Southern blotting
b. Northern blotting
c. Western blotting
d. Eastern blotting
e. In situ hybridization
10. What is one method of gene duplication in sexual organisms?
a. Reverse transcription
b. Genomic imprinting
c. Nondisjunction
d. Translocation
e. Unequal crossing-over
Human Physiology
1. Which of the following is not a connective tissue?
a. Tendon
b. Bone
c. Blood
d. Adipose tissue
e. Glia
2. Which water-soluble vitamin is needed by pregnant woman to prevent birth defects?
a. Thiamine
b. Riboflavin
c. Niacin
d. Folic acid
e. Ascorbic acid
IMDO
3. Which cell secretes pepsinogen in the stomach?
a. Parietal cell
b. Chief cell
c. Mucous cell
d. Goblet cell
e. Acinar cell
4. Which organ or tissue synthesizes erythropoietin, the hormone that stimulates red blood cell production?
a. The kidney
b. The liver
c. The bone marrow
d. The pancreas
e. The heart
5. Which is by far the major mechanism of carbon dioxide transport in the blood?
a. Bound to hemoglobin
b. Converted to bicarbonate ion and hydrogen ion
c. Dissolved in plasma
d. As gas bubbles
e. Converted to glucose
6. Which of the following is not a phagocyte?
a. Neutrophil
b. Mast cell
c. Macrophage
d. Eosinophil
e. Dendritic cell
7. Which of the following hormone or compound has the least effect on blood pressure?
a. Cortisol
b. Epinephrine
c. Angiotensin
d. Renin
e. Aldosterone
8. In which structure are sperm stored after their maturation in the testes?
a. Seminiferous tubules
b. Epididymis
c. Vas deferens
d. Seminal vesicle
e. Prostate gland
IMDO
9. Which of the following structures is or are formed from ectoderm?
a. Dermis of skin
b. Lining of digestive tract
c. Lining of respiratory tracts
d. Skeleton
e. Teeth
10. What is the neurotransmitter secreted by the motor neurons at the neuromuscular junction?
a. GABA
b. Acetylcholine
c. Glutamate
d. Norepinephrine
e. Nitric oxide
Human Disease
1. Which of the following bacterial diseases does not involve a G protein?
a. Cholera
b. Tetanus
c. Pertussis
d. Botulism
e. Diarrhea caused by E. coli heat-labile enterotoxin
2. Which of the following is not the result of aneuploidy?
a. Down syndrome
b. Klinefelter syndrome
c. William syndrome
d. Turner syndrome
e. Edwards syndrome
3. Which of the following is a porto-oncogene?
a. ras
b. p53
c. p21
d. BRCA1
e. APC
4. Which hormone is involved in diabetes insipidus?
a. Insulin
b. Glucagon
c. Vasopressin
d. Thyroxine
e. Oxytocin
IMDO
5. Which compound causes the symptoms of both inflammation and allergy?
a. Cytokine
b. Histamine
c. Pyrogen
d. Prostaglandin
e. Interferon
Answers:
Molecular and Cell Biology 1 e, 2 d, 3 b, 4 c, 5 c, 6 d, 7 a, 8 e, 9 b, 10 e
Human Physiology 1 e, 2 d, 3 b, 4 a, 5 b, 6 b, 7 a, 8 b, 9 e, 10 b
Human Disease 1 b, 2 c, 3 a, 4 c, 5 b