問題詳情
33. Sister chromatids separate during _________.
(A)metaphase of meiosis I
(B) metaphase of meiosis II
(C) prophase of meiosis I
(D)prometaphase of meiosis I
(E)anaphase of meiosis II
(A)metaphase of meiosis I
(B) metaphase of meiosis II
(C) prophase of meiosis I
(D)prometaphase of meiosis I
(E)anaphase of meiosis II
參考答案
答案:E
難度:計算中-1
書單:沒有書單,新增
內容推薦
- Humans have __________ different types of autosomes.(A)11(B) 22(C) 33(D)44(E)46
- When cancer cells can migrate to other parts of the body, they are always said to be____.(A)beni
- Which one of the following is the cancer of epithelial cells?(A)Sarcoma.(B) Myeloma.(C) Leukemia
- ______ is a type of physical mutagens could induce thymine dimer mutations.(A)Gamma rays(B) X-ra
- Where would one expect to find the most abundant/active telomerase?(A)Male germ cells that give
- Bacteria are grown in isotopic 15N (heavy) medium and then transferred to 14N (light) medium and
- Which one of the following is the best characteristic of microRNAs (miRNAs)?(A)MicroRNAs are sho
- Which one of the following proteins is involved in synthesizing messenger RNA in eukaryotes?(A)D
- The heart is a(n) ________ composed mainly of ________ tissue?(A)tissue, endothelial(B) tissue,
- Polysaccharide _____ is an important ECM component for the exoskeleton of many insects and shell
內容推薦
- Which one of the following is the best statement about genomic library and cDNA library?(A)A cDN
- The Hardy-Weinberg equation stats that p2 + 2pq + q2 = 1; the genotype frequency of heterozygote
- Animals that lack a vertebral column are known as________.(A)invertebrates(B) inarticulates(C) s
- Which one of the following hormones are not derived from cholesterol?(A)Testosterone.(B) Melaton
- ________ is a water-soluble hormone derived from the nervous system that regulates blood volume
- Which of the following correctly describes the path of urine from formation to excretion in them
- The major respiratory centers that control ventilation of the lungs in mammals are located in th
- The change in the concentration of _______ is the major factor that affects the breathing contro
- In vertebrates with four-chambered hearts, the ____ receives oxygenated blood directly from the
- The most possible chemical compound for increasing cardiac output when animals are exercising is
- The stomach is majorly surrounded by which type of muscle?(A)Skeletal muscle.(B) Smooth muscle.(
- The _______ protein might contains an ATP binding site for further activation.(A)tropomyosin(B)
- The perception of a certain pitch of sound is possibly depends on which of the following?(A)Whet
- The tough outer covering of the eye is mainly referred to as the ____.(A)sclera(B) retina(C) pup
- Injury to the cerebellum could dominantly result in which one of the following?(A)Diminished the
- During the rapid increase in membrane potential seen in the upsweep of the action potential, whi
- 植物細胞進行光合作用過程,所進行的氧化還原(redox)作用將電子(electrons)由_______最終移至_______。(A) O2;CO2 (B) CO2;O2(C) H2O;CO2
- 有關可進行光合作用的植物細胞之敘述,下列何者最正確?(A) 不需要葉綠體存在,因為粒線體能提供足夠的能量供應細胞需求(B) 細胞內有葉綠體及粒線體(C) 使用二氧化碳(CO2),而不需使用氧氣(
- 有關細菌和酵母菌利用葡萄糖發酵反應(fermentation)以製備酒精的過程中,此類發酵反應最終的電子受體,下列何者最正確?(A) 丙酮酸(pyruvate) (B) 輔酶 NAD+(C) 乙
- 有關細胞分裂的方式,下列何者與其他不同?(A) 精母細胞分裂產生精子(B) T 細胞受抗原刺激後進行分裂產生新細胞(C) 洋蔥泡水後長出根尖(D) 受精卵進行分裂發育成胚胎
- 有關真核細胞中,細胞核基因進行轉錄(transcription)時的第一層調控,下列何者最正確?(A) DNA 組裝(DNA packing)及不組裝(DNA unpacking)(B) 將 R
- Barbara McClintock 在 1950 年代研究玉米遺傳時發現跳躍子(transposon)現象,在人類基因組解密後,在基因體中亦存在有大量的跳躍子,下列何者是跳躍子 DNA 序列的
- 人體的染色體異常,可能源自其父親或母親的精子或卵形成過程發生不分離(nondisjunction)現象,使配子的染色體數目異常;某一患有克萊恩斐特氏症(Klinefeltersyndrome)的
- 現代臨床醫學研究結果以三種調控細胞生長與分裂的訊息接受者(signal receptor)ERα、PR和 HER2 的表現來分類四種人類乳癌亞型,下列何種乳癌亞型可使用 Herceptin 進行
- 下列何種蛋白質可在參與細菌 DNA 複製時,防止已解開雙股螺旋鏈結的 DNA 再配對(re-pairing),以利 DNA 複製的進行?(A) DNA 聚合酶(DNA polymerase)(