問題詳情
61. How do cleavage divisions differ from normal mitotic cell divisions?
(A) Cleavage divisions occur by meiosis, not mitosis.
(B) Cleavage divisions are slower than normal cell divisions.
(C) Cleavage divisions occur without much mRNA synthesis.
(D) Cleavage divisions divide cells into daughters with different gene sets.
(E) Both C and D are correct.
(A) Cleavage divisions occur by meiosis, not mitosis.
(B) Cleavage divisions are slower than normal cell divisions.
(C) Cleavage divisions occur without much mRNA synthesis.
(D) Cleavage divisions divide cells into daughters with different gene sets.
(E) Both C and D are correct.
參考答案
無參考答案
內容推薦
- A gastrovascular cavity, with a single opening, is the characteristic digestive system of animal
- The endoplasmic reticulum and Golgi apparatus are very similar among the groups of alga-like pro
- Which of the following statements about endocrine system is false?(A) Hormones from the adrenal
- 圖四為三國鼎立形勢圖，請問：以下何者正確？(A)三國立國的先後順序為甲→乙→丙(B)三國鼎立的局面和赤壁之戰有關(C)三國亡國的先後順序為乙→丙→甲(D)司馬睿結束了三國以來的分裂局面。
- The population cycle of the snowshoe hare and its predator indicates that(A) predators are not t
- Which of the following does not have a coefficient of relatedness of 0.5 in humans?(A) a brother
- Which of the following is true in the logistic model of population growth?(A) as N approaches K,
- Which of the following statements is false?(A) Estuaries support many semiaquatic species.(B) Ma
- The most common pattern of dispersion in nature is(A) random. (B) uniform. (C) indeterminate. (D
- A pathogenic fungus invades a plant. Which of the following does the plant produce in response t
內容推薦
- According to the wobble rules, a tRNA with the anticodon 5'-GAU-3' can recognize the c
- In the presence of an antibiotic prokaryotic translation can initiate, but only dipeptides that
- 有關自來水事業之經營方式，下列何者正確？(A)以公營為原則，並得准許民營 (B)以公營為原則，不得准許民營(C)以民營為原則，並得准許公營 (D)以公辦民營為原則
- In a sinusoidal-ac circuit, the current is I=I0sin(ωt +θ) . What is the rms(root-mean-square) cur
- The following organism with the greatest number of Hox genes should be a(n)(A) fish. (B) fly. (C
- A long solenoid of 500 turns carrying a current of 8 A produces within itself a uniform magneti
- A sample of 770 mol of nitrogen gas is maintained at a constant pressure of 00 atm in a flexibl
- A cylinder of mass 0 kg rolls without slipping on a horizontal surface. At the instant when it
- 右圖為均佈荷重的簡支樑，下列何者不是最大力矩(moment) M 的所在位置？(A)剪力為零處(B) dM / dx = 0 處(C)左方支點處(D)樑的中央處
- A 00-kg mass is attached to a horizontal spring. The spring is initially stretched by 0.100 m a
- What is the absolute pressure at the bottom of a lake that is 0 m deep, when the air pressure
- Suppose that the temperature at the center of the Sun is 00×107 K, what is the average translat
- When radiation of wavelength 350 nm is incident on a surface, the maximum kinetic energy of the p
- A nonconducting sphere of radius 10 cm has charge uniformly distributed throughout its volume. T
- A magnetic field given by B（t）=0.2t - 0.5t2 T is directed perpendicular to the plane of a circula
- An important observation that led Bohr to formulate his model of the hydrogen atom was the fact
- If the peak electric field in an electromagnetic wave is 1200 V/m , what is the peak magnetic fi
- An electron in the hydrogen atom makes a transition from the n=5 level to the n=2 level. What is
- A proton is projected toward a fixed nucleus of charge +Ze with velocity V0 . Initially the two
- Electromagnetic standing waves are set up in a conducting cavity resonator in the form of a holl
- The square plates of a 9000 pF capacitor measure 90 mm by 90 mm and are separated by a dielectri
- The potential energy function of a particle moving in one dimension is U=kx2e−x2/a2where a =
- A 0µF capacitor with an initial stored energy of 0.50 J is discharged through a 0 MΩ resisto
- A proton with speed v = 00×105m/s orbits just outside a charged sphere. The radius of the orb
- A hollow sphere of inner radius 0 cm and outer radius 0 cm floats half-submerged in a liquid