問題詳情
1.假如牛的精細胞核內 DNA 含量是 a，則初級精母細胞和次級精母細胞核內 DNA 的含量依次應為下列何者？
(A) 4a 和 2a
(B) 3a 和 2a
(C) 2a 和 2a
(D) 2a 和 a
(A) 4a 和 2a
(B) 3a 和 2a
(C) 2a 和 2a
(D) 2a 和 a
參考答案
答案：[無官方正解]
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)
內容推薦
- Mark didn’t want to talk to Gina. So he ______ when he saw her coming into the classroom.
- Billy舉手問老師問題。（句型U2 p.13）(3%)Billy r his hand, __________ a question __________ the teacher.
- 二、請寫出下列作物的起源中心？並請說明在臺灣這些作物品種改良最主要的負責場所單位？（20 分）⑴薏苡
- ______________All students need e t. When students do something well, a teacher should tell
- Buck missed the school bus. ________, he had to wait another ten minutes.
- ( ) What can we infer from this article?(A) Antoine de Saint-Exupéry had been an actor.(B) An
- VII. Translation (25%)（請將答案書寫於欄位中，一格不限一字）Annie失明了，什麼也看不見。（句型U3 p.25 #8）(4%)Annie w b and was
- ⑷區域試驗（regional test）
- _______________The little boy fell into the swimming pool. Luckily, the lifeguard came to hi
- IV. Blank-filling Choice (大小寫、時態不計) (5%)(A) take off (B) without delay (C) no longer (D) leave sb. a
內容推薦
- Sam becomes very shy when Kathy stands in front of him. He can’t even speak ______.
- _______________Much to her ______ (relieved), Mrs. Anderson’s son didn’t get hurt in the car
- ⑵馬鈴薯
- Henry嫌那棟房子太大了，他這樣說其實是因為他根本買不起。Henry said the house was too big for him. The _________________
- The shirt has become too small for me; I ___ feel comfortable when I wear it.
- _______________I can’t believe Frank didn’t show up for the meeting. He’d better have a good
- ⑶芋頭
- 這個女孩替她的狗狗取名為Summer。（句型U1 p.3）The girl’s pet dog ____________ Summer. (1%)
- 下列有關「分解者」的敘述，何者不正確？ (A)可利用動植、物遺體以獲得養分 (B)分解者會將酵素分泌至體外，將有機物分解後再吸收 (C)分解者均為單細胞生物 (D)分解者有利於自然環境中物質的循環
- ⑷毛豆
- 將這顆眼睛寶石拿去給那位乞丐。將另一顆拿給那位貧窮的學生。（習作U3 p.17 #1）Give this eye j to the beggar. Take _____________
- ⑸胡麻
- 真正的善良是把你所有的與他人分享。（U3卷 #42） (5%)
- 三、請說明回交育種法（backcross method of breeding）的使用時機，並舉一例說明如何轉移隱性基因？（20 分）
- 四、舉例說明遺傳的自交不和合性（self-incompatibility）及發育的自交不和合性，二者有何不同？（20 分）
- 五、請說明何謂植物遺傳資源（plant genetic resources）？維持高度種原多樣性（diversity）在作物生產改良上具有那些意義和影響？（20 分）
- 79 醫療臨床上常常會有「善意的謊言」，善意的謊言違反了生命倫理四原則的那一個原則？(A)尊重自主原則 (B)行善原則 (C)不傷害原則 (D)正義原則
- 設 為實數，且 的值恆為正，求 之範圍為何?(A) (B) (C) (D) 。
- Sherry’s eyes were _____ with tears when her daughter got married.(A) moist (B) fierce (C) in
- 80 一位 68 歲病人因為深頸部嚴重感染引起敗血性休克，他的呼吸道受到膿瘍壓迫而變狹窄，耳鼻喉科醫師判斷需要插呼吸管以搶救生命，下列何者考量正確？(A)若病人意識不清楚，須經家屬同意再進行插管(B)
- Earthquakes are common natural _____ in Taiwan, while tornadoes are rare.(A) shelters (B) di
- (2) 。
- Clean the cut well and apply the ointment to prevent ______.(A) victim (B) infection (C) ther
- A: I would like to help the sick and the old, but I’m afraid I don’t have much money.B: Dona
- Naughty Billy made _____ comments toward his classmate, Jenny, and is now being punished for