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• Which of the following statements about human respiration is true?(A) Most of the carbon dioxide
• Which of following statements about human digestive function is incorrect?(A) When food bolus en
• A healthy young man ingests a large volume of distilled water and 50 min later a study is undert
• What is the response a plant would react to an attack from herbivores?(A) Leaf abscission to pre
• Which of the following does not tend to promote speciation?(A) The founder effect (B) Gene flow
• In which of the following conditions, asexual reproduction results in greater reproductive succe
• What is the correct sequence of the following steps during the human excretory system?(A) excret
• Which of the following features belong to the coral?a gastrovascular cavitya polyp stage
•  Phenylketonuria is an autosomal recessive inheritable disease. If the incidence of the disease
• Which is not an electron acceptor in the mitochondrial respiratory chain?(A) FMN (B) FAD (C) Fe3

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• Which of the following is not true about helper T cells?(A) They function in both cell-mediated
• In a neuroscience lab, a student increased the concentration of K+outside a neuron from 5 mM to
• Which of the following statements about vision is not true?(A) Rods are more light-sensitive tha
• Which of the following sensory receptors is incorrectly paired with its category?(A) Photorecept
• Within a few weeks of treatment with the drug 3TC, a patient’s HIV population consists entirely
• Which of the following descriptions are correct?Green algae — closest relative of green plant
• Which of the following is an example of an opportunistic pathogen that can cause a mycosis?(A) C
• A founder event favors microevolution in the founding population mainly because ________.(A) mut
• Which of the following hormones is produced by adipose cells that helps to control appetite?(A)
• When light strikes the pigment rhodopsin in a rod cell, retinal dissociates from opsin, initiati
• The high osmolarity of the renal medulla is maintained by all of the following except ________.(
• The transduction of sound waves to action potentials takes place ________.(A) within the tectori
• Which one of the following hormones could raise the level of basal metabolic rate (BMR)?(A) Calc
• Which of the following amino acid and the derivative is not proved to be a neurotransmitter?(A)
• Which of the following statements is true?(A) In Crassulacean acid metabolism (CAM) plants, carb
• Which of the following traits is shared by charophytes and land plants?(A) Alternation of genera
• Which of the following statements for characteristics of monocots and eudicots is not true?(A) V
• Which of the following statements for cellular respiration and photorespiration is false?(A) Bot
• In the process of double fertilization, one sperm nucleus undergoes fusion with the egg nucleus
• A mixture of four amino acids is separated by using a cation exchanger with an elution gradient
• For an α-helix has the sequence : +H3N-Asp-Trp-Gln-Leu-His-Val-Phe-Ala-Lys-Val-Glu-COO-, the car
• In which country would you find this landscape?(A) Panama (B) Peru (C) Spain (D) Uruguay
• The carbohydrate moiety is always attached to glycoproteins through _______.(A) aspartate, gluta
• Taking one mole of glucose through glycolysis and the citric acid cycle generates:(A) 6 CO2, 8 N
• Which of the backbone repeated units of polysaccharides is not correct?(A) Amylose: (α1-4) Glc (