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Predict the phenotype of an S. pombe double-mutant that is cdc25- wee1-.

A、Cells are normal in size.

B、Cells are half the normal size.

C、Cells are twice the normal size.

D、Cells stop dividing.

提问人:网友zqingnn 发布时间:2022-01-07
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第1题
Puck says, The king doth keep his revels here tonight, Take heedd the Queen com not within his sight, For Oberon is passing fell and wrath, Because that she as her attendant hath A lovely boy stol'n from Indian king; She never had so sweet a changeling, And jealous Oberon would have the child Knight of his train, to trace the forests wild. The meaning of the above words is that

A、The king is going to find fun in the forest tonight, and please take care not to let the queen be here. The reason is that the king is very angry with her. The queen has an Indian boy stolen from an Indian king, and she likes him very much and does not like to hand over the boy to the fairy king who intends to make the child one of his knights together with him to wander in the wild forest.

B、The king is going to find fun in the forest tonight, and please make sure the queen does not come, because the king is very angry with her. She has a lovely boy coming from Indian who the king also likes and decides to make him one of his knights to be together with him in the forest.

C、The king is going to find fun in the forest together with the queen. Though the king is jealous that she has an indian boy, he hopes she can hand him over to him by making her happy.

D、The king is going to find fun in the forest, but he does not feel happy with the queen for she is such a miserly person that she wants to keep the boy stolen from Indian for her own only because she likes the boy very much, whereas the king is going to make the boy as his adopted son.

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第2题
Keeping the balance of nature is so ________.

A、easier

B、more difficult

C、important

D、interested

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第3题
Parataxis refers to the realization of the connection of the words or phrases with the help of logical meaning of them.
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第4题
In a conversation, the speaker’s use of ____________ or____________ at the end of statements may discourage the listener from replying.

A、Rising Tone

B、Level Tone

C、High Fall

D、Low Fall

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第5题
For timely mitotic exit, which of the following should be degraded?

A、Cyclin B.

B、Sic1.

C、Cohesins.

D、Securin.

E、Separase.

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第6题
One of the key reasons why older mothers tend to give birth to babies with trisomies is:

A、Delayed stabilization of cohesins during meiosis.

B、Premature degradation of cyclins during meiosis.

C、Premature degradation of cohesins during meiosis.

D、Premature resolvement of chiasmata during meiosis.

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第7题
In early embryos of Drosophila and frog, the cell cycle is very short, this is mainly due to:

A、Absence of G1 phase.

B、Absence of S phase.

C、Absence of G2 phase.

D、Absence of M phase.

E、Almost no G1 and G2 phases.

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第8题
Which of the following is/are substrates for polyubiquitination by the APC/C?

A、Mitotic cyclins

B、S-phase cyclins

C、Securin

D、Separase

E、Sic1

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