題庫堂
檢索
題庫堂
首頁
數學
英文學習
政治學
統計學
經濟學
藥理學
中醫藥物學
財政學
法學知識
公共行政
警察學
BI規劃師
財務管理
公共衛生學
工程經濟學
電力電子學
當前位置:
首頁
3. What do we usually call the reactant in an enzyme-catalyzed reaction?(A)substrate(B)catalyst (C)c
問題詳情
3. What do we usually call the reactant in an enzyme-catalyzed reaction?
(A)substrate
(B)catalyst
(C)coenzyme
(D)product
參考答案
答案:A
難度:
計算中
-1
書單:
沒有書單,新增
上一篇 :
4. During glycolysis, how many net ATP molecule(s) does a molecule of glucose can generate? (A)0 (B)
下一篇 :
6. What step in plant photosynthesis occurs the splitting of water and the generation of oxygen?(A)P
資訊推薦
5. What step in cellular respiration occurs in the cytoplasm of eukaryotic cells?(A)Glycolysis(B)ATP
9. The cell surface receptors that can act only indirectly on plasma membrane-bound enzymes or ionch
7.What molecule is the electron donor for the light dependent reaction in plant photosynthesis?(A)ca
11 . There are 24 sister chromatids in a normal somatic cell. How many chromosomes are there?(A)8 (B
10. What enzyme phosphorylates MAP kinase?(A)MAP(B)MAP kinase (C)MAP kinase kinase((D)MAP phosphatas
8. Which type of plant can utilize the Calvin cycle?(A)C3 plants(B)C4 plants(C)CAM plants (D)C3, C4,
12.Which structures demonstrate the sites of crossing over?(A)chiasmata(B)centromeres(C)kinetochores
13.How many Barr bodies can be found in a diploid cell from a normal human female? (A)0 (B)1 (C)2(D)
16. Micro RNA (miRNA)can regulate gene expression by binding directly to(A)mRNA to prevent transcrip
15. If eukaryotic mRNA molecules contain non-coding sequences that can be removed before translation
14. During DNA replication, which enzyme removes the RNA primers and fills in the gap?(A)DNA pol I(B
17. There are two distinct domains for specific transcription factors in eukaryotes and they are(A)a
22. Some flowering plants show disassortative mating by preventing self-pollination and it increases
18. The most common DNA-binding motif is the(A)non-helical zipper(B)leucine zipper (C)zinc finger(D)
21.Which model organism we can find a complete cell lineage map?(A)C. elegans(B)Drosophila(C)mouse (
19. The enzyme dicer can chop dsRNA molecules into small pieces and they are(A)mRNA and miRNA(B)miRN
20.We calculate recombination frequency between genes to generate a(A)genetic map(B)physical map(C)r
27. Synteny is(A)the rearrangement of gene order due to inversions(B) the constancy of chromosome nu
26. If genes have been mutated by introducing stop codons or transposons disrupting within the codin
25. A monophyletic group is that(A)all members share homoplastic traits(B)not all descendants of the
24. The evolution of similar forms in different lineages if exposed to the same selective pressures.
28. Viruses may cause cancer by(A)disrupting a cancer-causing gene(B)inserting cancer causing genes
31. Why do many seeds contain oils form in a significant part of the nutritional reserves?(A)Oils he
29. What is the strong evidence to suggest a protist is phagotrophic?(A)an abundance of lysosomes(B)
23. Natural selection for a certain phenotype will affect the(A)genotype of a population(B)genotype