Welcome to your Random biology final

267. Viruses can NOT infect:

181. Nondisjunction during the second meiotic division will result in which of the following gametes?

171. In the DNA molecule

195. Which is not correct? The cell cycle:

272. Which of the following enzymes act as oral cavity?

1. pepsin    2. trypsin    3. amylase   4. maltase

211. Both DNA and RNA

253. Which of the following structures is/are involved in gas exchange in a developing fetus?

259. Which of the following statement best summarizes the structural differences between DNA and RNA?

208. A 28-year-old woman labor is rushed to the hospital by her husband. It is quickly detrermined, she has a 3-year-old child who is Rh positive, and the father is Rh positive. Which of the following agents will most likely protect the baby from developing the disease?

164. As a result of silent mutation

292. Essential elements of the living cells are:

175. Chromosomal complement of a normal mature human oocyte is

217. Codons are:

257. Endocrine glands:

260. During the process of translation, the information in:

277. How is the air modified as it pases over the nasal mucosa?

210. The mRNA codons are translated into an animo acid sequence by:

183. Down syndrom results from

156. Which event occurs in meiosis but NOT in mitosis?

203. The codon:

176. Which organ in adult human originates from embryonic ectoderm?

280. The metabolism and growth are overseen by:

264. Which of the statement is true to the following diagram of the plasma membrane?

170. All of the following are true EXCEPT

230. In the formation of the double spiral of DNA which bonds to which:

256. Female hormones are produced by which of the following?

172. A child is born with Down syndrome and an extra chromosome 21 is found in each of its cells. This condition is usually the result of

294. Blood serum

285. The cell membrane is build up of:

192. In spermatogenesis the phase of maturation involves:

205. Translation is a process of the biosynthesis of:

179. Karyotype is

258. Which of the following contains regulatory centers of the respiratory circulatory systems?

201. All of the following actions occur in mitosis except:

151. Translation undergoes the following stages

289. Postembrionic development consists of

241. Which blood types can be found in children whose both parents have O blood groups?

189. Changes in the nucleotide sequence of DNA which are't passed to offsprings occur in

231. A nephron is a tiny structure in the kidneys that:

233. Substances that recognize the antigens on forein microbes and act as tags that identify the invaders are called:

142. The cardiovascular system is derived from

194. The function of miosis in intestinal jusices is to:

196. Each chromosome consists of two identical:

295. A cell that is transformed by a virus

245. Which of the following statements is not true

240. In the cell cycle, which phase follows the S phase, or DNA replication?

182. In Meiosis which of the following occurs?

140. Blood type O

206. The monomers of proteins are:

255. In the lungs, gas exchange occurs in tiny one-celled air sacs called:

169. Stages of meiotic prophase I occur in following order

246. The primary role of a lysosome is:

242. What are the coding segments of a stretch of eukaryotic DNA called?

186. Postembrionic development consists of

266. Which of the following is an anticodon?

252. The tissue that senses stimuli and transmits electrical signals to the brain and other parts of the body is known as:

278. The smooth muscle of digestive track pusches food forward in contractile waves called:

215. Monosomy is:

261. Some viruses are surounded by a membranous envelope which originates from the:

173. The following diagram illustrates a change in a chromosome. It is an example for

288. An individual who has two of the same allele is said to be:

160. Primary protein structur

281. What kind of cell work to consume bacteria and remove damaged tissue and debris?

184. A child is born with Down syndrom and an extra chromosome 21 is found in each of its cells. This condition is usually the result of

297. Meiosis

265. During the process of transcription, the information in:

159. Because the gene for hemophilia is located on the X-chromosome, it is normally impossible for a

153. To an ecologist, an “Interbreeding group of individuals that occupies a specific geographic area” is a (an)

163. Phenotype

193. Which of the following is true?

146. In the pulmonary circuit, the (1) half of the heart pumps (2) blood to the alveoli of the lungs, and then (3) blood flows back to the heart.

227. The ecosystem consists of:

209. As a result of meiosis the danghter cells (sperms of egs) carry:

274. Which of the following organs is correctly paired with its function?

(1) Testes - produces testosterone, a male sex hormone
(2) prostate gland - produces progesterone, a male sex hormone
(3) seminal vesicles - maturation and storage of sperm
(4) Ovary - produces progesterone, a female sex hormone

234. Which of the following about plasma membrane is not true?

162. During which phase of mitosis chromosomes become visible?

291. All of the following bones are cranial bones, except:

290. Why is surfactant in alveolar fluid important?

221. The rate of the human heartbeat is controlled by which of the following?

293. Which of the following is correct with regard to aneuploidy?

287. What is not correct? The cell cycle:

155. Cellular respiration occurs in

254. Which of the following organs is located beneath the diaphragm in the right upper quadrant of the abdominal cavity.

275. A human cell that contains 22 autosomes and a X chromosome must be:

(1) a somatic cell of a female 
(2) a somatic cell of a male
(3) a sperm cell 
(4) an egg cell

238: All of the following statemnts are false Except:

231. Which of the following statements is NOT true?

188. What is the purpose of the trachea's cartilagenous rings?

152. Regions of active gene transcription are found in:

251. The ability of the human body to regulate the level of blood glucose is an example of:

296. Complete dominance is when:

174. Which one is NOT a correct match

178. Mitochondria

232. The cells of the cardiac conduction system have the ability to create their ownaction potentials, this is known as:

228. The nervous system is derived from:

161. Enzymes are

187. Which of the following is not a flat bone?

213. Glucoeorticoids are produced by the:

282. Which of the following statements is NOT true?

199. Pancreatic islets consists of alpha, beta, and delta cells, which secrete glucagon, insulin, and somiatosiatin, respectively. These cells are derived from:

190. Which is not correct:

158. The following diagram illustrates a change in a chromosome. It is an example for

225. Pleiotropism describes:

148. Identify urinary bladder in this diagram

263. Which of the following can be absorbed in the digestive track without any hydrolysis?

268. A cell cycle consists of:

284. In gas exchange (External respiration):

145. Vasopressin is synthesized in the hypothalamus. Where is it store?

237. Which of the following store and transmit hereditary information?

270. In the cross AaBb x AaBb, what is the probability of producing the genotype aabb?

269. The primary role of a mitochondrion is:

198. A radioactive marker was applied to the mesoderm of mammalism embiryo. Which tissues or organs would have this marker in the adult:

279. Water is conserved through the process of:

250. The diagram below is the human heart. The chamber labelled 3 is:

147. Which one best describes pancreas:

Correct answers to this question could be A and C

276. The alimentary canal consists of the:

229. All of the following proceses occur in the eukaryotic cell nucleus except:

185. A nonsense mutation

166. During meiosis, pairing of homologous chromosomes occurs, which permits large segments of DNA to be exchanged. What is this process called?

219. The prostate gland plays a major role in the production of:

143. Which one is NOT a long bone?

273. Which of the following is a function of the human kidney?

(1) production of blood cells  (2) Excretion of glucose
(3) Excretion of toxins   (4) Regulation of sodium in the blood

165. The nucleic acid which contains deoxyribose, phosphoric acid and nitrogen bases A, T and C is

154. When two kinds of organisms both use a resource that is in short supply, the usual end result is that

144. Which one of the following statements concerning mammalian red blood cells is false?

233. How is modified as it passes over the nasal mucosa?

262. Various regions of the three embryonic germ layers in human embryo develop into organs and tissues in the adult. Which of the following is CORRECT?

(1) mesoderm - muscles and bones         (2) ectoderm - eyes spinal cord
(3) endoderm - liver and ovary                (4) mesoderm - brain and heart

139. Skin color inheritance in man is an example of

200. The cardiovascular system is derived from:

235. A relationship between A and B alleles for the synthesis of antigens from ABO blood group is:

214. Synapsis occurs during:

243. All of the following statements are false EXCEPT:

141. Proteins

191. Which of the following is the structural unit of the nervous system

157. Thirty percent (30%) of the nucleotide bases in a DNA molecule are adenine (A). What is the percentage of guanine (G) bases in this DNA molecule?

271. Vitamins

247. Ribosomes:

220. Which of the following hormones stimulates the maturation of reproductive structures in both male and female hummans?

168. What is the function of the Golgi apparatus?

249. Hypothalamus controls:


(1) body temperature                               (2) heart rate
(3) sleep                                                      (4) muscle action

286. The function of mucus in intestinal juices is to:

226. The direction of transfer of genetic information in most living things is:

222. Which of the following occurs in the first divisional sequence of meiosis

167. DNA replication occurs in which phase of the eukaryotic cell cycle?

239. A codon is:

150. Which blood cells do not have a nucleus?

216. The xpression "Rh negative" refers to:

236. Which of the following best describes the flow of information in eukaryotic cells?

177. Population is

180. An individual with two identical alleles of a certain gene is

212. Which one of the following blood vessels carries deoxygenate blood in mammals?

218. Vasopressin is synthesized in the hypothalamus. Where is it stored?

149. Which organ or tissue is not an integral part of the immune system?

224. In an emergency, a person with blood type AB could receive blood from persons with blood type:

248. Which of the following molecules contain animo acids?

(1) pepsin                                            (2) vitamin D
(3) starch                                             (4) antibodies

204. The codon:

137. A pair of homologous chromosomes is presented in the figure. During meiosis crossing over occurs and random segregation takes place. What genotypes are produced?

232. The following body functions are regulated by glands in the endocrine system, except:

202. Cerlls that secrete product into the extracellular matrix, influencing other nearby cells without the product entering the circulation, are called

223. At what stage of cell division does synapsis occur?

283. Blood does all of the following, except:

207. A 28-year-old woman labor is rushed to the hospital by her husband. It is quickly detrermined, she has a 3-year-old child who is Rh positive, and the father is Rh positive. The infant is most likely at risk for developing of:

138. The mutation which will NOT affect the length of a protein

197. In the kidney, the correct sequence of formation of urine involves the following processes: