問題詳情
47. Which of the following is more likely an application of the concept of molecular clock?
(A) estimate the origin time of HIV virus
(B) estimate the vertical migration pattern of benthic diatoms
(C) estimate the rhythmic behaviors of intertidal species in the lab
(D) estimate the genetic diversity of a population
(E) estimate the reason for dinosaur extinction
(A) estimate the origin time of HIV virus
(B) estimate the vertical migration pattern of benthic diatoms
(C) estimate the rhythmic behaviors of intertidal species in the lab
(D) estimate the genetic diversity of a population
(E) estimate the reason for dinosaur extinction
參考答案
答案：A
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)
內容推薦
- In the process of photosynthesis, which of the following is not involved in the creation of H+gr
- In eukaryotic cells, mRNA modification includes __________.(A) splicing out exons and join intro
- What amino acid residue is required for the protein region to interact with Src homology 3 (SH3)
- Asbestos is a material that was once used extensively in construction. One risk from working in
- Which of the following statements regarding John Gurdon's experiments for nucleus transfer
- Which of the following short-distance transport routes in plants goes through plasmodesmata?(A)
- The Tang Prize in Biopharmaceutical Science was awarded to Dr. Feng Zhang for ________.(A) cance
- Which of the following traits do archaeans and bacteria share?composition of the cell wall
- Which of the following about cardiac muscle is correct?(A) They contract only when stimulated by
- What enzyme can generate citrulline?(A) NO synthase (B) citrate dehydrogenase(C) citrate oxidase
內容推薦
- What is the appropriate order for oxidation of glucose to CO2, H2O and ATP?convert pyruvate to
- X chromosome inactivation is an epigenetic mechanism that silences the majority of genes on one
- Which of the following descriptions regarding circulatory system is correct?(A) The circulatory
- Stem cell transplants may someday be used to treat Parkinson's disease. Researchers are hop
- Supercoiled DNA can be relaxed by ________.(A) catenation (B) intercalation (C) nicking one stra
- Cooperative binding of a ligand to a protein is a form of allosteric binding. Which of the follo
- According to the intermediate disturbance hypothesis, species richness is higher in areas of int
- Which of the following descriptions regarding neuronal disorders is correct?(A) Amyloid plaques
- Prezygotic isolating mechanisms act to limit hybridization and maintain the genetic identity of
- Ⅱ.【單選題】每題 2 分，共計 120 分。答錯 1 題倒扣 0.5 分，倒扣至本大題零分為止，未作答，不給分亦不扣分。31~60 題為普通生物學，61~90 題為生化概論。Which of
- Ubiquitin is a small protein which is covalently linked to proteins designated for destruction v
- Taxol is an anticancer drug extracted from the Pacific yew tree. In animal cells, Taxol disrupts
- Which of the following descriptions regarding muscle is correct?(A) The length of thick filament
- How does a noncompetitive inhibitor decrease the rate of an enzyme reaction?(A) by binding to th
- The following compounds function as neurotransmitters except ________.(A) acetylcholine (B) crea
- What of type reaction promotes the conversion of phosphatidylserine to phosphatidylethanolamine?
- Which of the following about transposable elements is correct?(A) occurs only in bacteria(B) occ
- Radiolabelled isotope dating is an important method to determine the age of a fossil. A14C conte
- Which of the following statements regarding insects is correct?(A) Incomplete metamorphosis have
- Which of the following about endocrine system is incorrect?(A) Testis is a part of endocrine sys
- What compound does not exist in the glyoxylate cycle?(A) citrate (B) α-ketoglutarate (C) isocitr
- The difference between pinocytosis and receptor-mediated endocytosis is that .(A) pinocytosis br
- Which of the following descriptions about the Michaelis-Menten equation is false?(A) KM measures
- Which of the following correctly describes the relationships between gross primary production (G
- When electrons flow along the electron transport chain of mitochondria, which of the following c