問題詳情
52. Which of the following is true?
(A) The leaves of both angiosperms and gymnosperms are covered by a waxy cuticle that helps to protect the leaves fromdesiccation.
(B) Both angiosperms and gymnosperms produce ovules in a specialized structure called an ovary.
(C) “Double fertilization” to produce a fertilized egg and a triploid endosperm is characteristic of both angiosperms andgymnosperms.
(D) The gametophyte is the dominant generation in both the angiosperms and gymnosperms.
(E) All of the statements are true.
(A) The leaves of both angiosperms and gymnosperms are covered by a waxy cuticle that helps to protect the leaves fromdesiccation.
(B) Both angiosperms and gymnosperms produce ovules in a specialized structure called an ovary.
(C) “Double fertilization” to produce a fertilized egg and a triploid endosperm is characteristic of both angiosperms andgymnosperms.
(D) The gametophyte is the dominant generation in both the angiosperms and gymnosperms.
(E) All of the statements are true.
參考答案
無參考答案
內容推薦
- Reabsorption of useful components of glomerular filtrate occurs in(A) Bowman’s capsule. (B) prox
- Which of the following signal transduction molecules is not bound to the plasma membrane?(A) G p
- A hummingbird with a beak that is too short to pollinate a flower is an example of(A) behavioral
- Antibodies of the different classes IgM, IgG, IgA, IgD and IgE differ from each other in(A) the
- Transport in plants include all of the following except(A) absorption of water and minerals from
- Which of the following definitions of “Animal” is not true?(A) Animals are multicellular eukaryo
- Important terrestrial adaptations that evolved exclusively in seed plants include all of the fol
- Among the invertebrates, arthropods are unique in possessing(A) a notochord. (B) open circulatio
- What is the important component retain the violet dye in the Gram-positive bacteria cell wall?(A
- In a population that is in Hardy-Weinberg equilibrium, the frequency of the allele a is 0.Wha
內容推薦
- Which of the following enzymes has the lowest pH optimum?(A) lipase (B) pepsin (C) trypsin (D)su
- Suppose a mutation occurred in Drosophila in the region of DNA that codes for the protein called
- What is the basis for the difference in the synthesis of the leading and lagging strands of DNA
- Which of the following statements about photosynthesis is not true?(A) Photosynthesis is a redox
- The Genetic Code is almost universal, that is, it is the same in all living systems. What is the
- The direct energy source that drives ATP synthesis during oxidative phosphorylation is(A) the ox
- Which of the following statements is a correct distinction between autotrophs and heterotrophs?(
- A _ _ is a membrane-enclosed bag of hydrolytic enzymes that the cell uses to digest macromolecul
- Which of the following pieces of evidence most directly contradicted the hypothesis that viruses
- Of the plant hormones, which one most directly stimulates cell division and delays senescence?(A
- Eukaryotic promoters usually have a nucleotide sequence about 25 nucleotides upstream from the t
- What part of the brain affects the emotional aspects of behaviors?(A) reticular activating syste
- 導磁係數(permeability)的單位為何?(A)庫倫/米 2(B)亨利/米 (C)伏特/韋伯 (D)歐姆/特斯拉
- 右圖中的向量力P的值為 P 牛頓,請問向量力P表示成:(A) 牛頓(B) 牛頓(C) 牛頓(D) 牛頓
- 有關柱(column)容許結構臨界應力(critical stress)之敘述,下列何者錯誤?(A)與結構截面積有關 (B)臨界應力<降伏強度(yielding strength)(C)細長比(
- 印度史上某一宗教反對吠陀經,反對殺牲祭神及種姓制度,但接受靈魂不死、因果輪迴之說,認為一切事物都有靈魂,因此要努力擺脫輪迴,而擺脫輪迴要通過「正覺」、「正信」、「正行」,該教並強調禁慾、苦修,用折
- 這座佛寺不只是個宗教場所,同時也是地方金融中心,寺院借貸給農民並收取高額利息。寺院擁有龐大的地產和大量的身分依附者,寺院長老們正和來到寺院的達官貴人們探討著深奧的佛理。這是什麼時期的現象?(A)
- 西元二世紀以後,印度佛教逐漸沒落,但在中亞卻大盛,主要是因為那一王國大力提倡所致?(A) 孔雀王朝 (B) 貴霜王朝 (C) 笈多王朝 (D) 戒日王朝
- 魏晉南北朝時,有位來自西域的僧侶,不僅精通梵文也精通漢文,對佛教義理又極嫻熟,所譯經卷準確無誤,並廣收門徒,對後世佛教界影響極為深遠。並留有「色不異空,空不異色;色即是空,空即是色」的名句。請問此
- 下列何者是「教廷」與「教宗」產生的時代背景?(A) 君士坦丁給與基督宗教合法化 (B) 狄奧多西頒布基督宗教為國教 (C)地中海世界成為「基督宗教世界」(D) 西羅馬帝國滅亡後,教會成為西歐實際的
- 「在『莊園制度』下,領主將土地交給農民;但農民向保護他們的領主宣誓效忠的同時,也被這片土地和自己的社會地位所束縛了。他們必須將田裡一大部分收成上繳給領主;每年必須在領主的指揮下服役若干日數。農民
- 文藝復興時期的人文學者博羅尼(Bruni)對他的學生說:「你應該專心於兩種研究,ㄧ是獲得文學上的知識……,一是追求有關生活和儀表的知識,即所謂人文研究,使你成為一個完人。如果你聽我的話……你該讀
- Nitrogen fixation involves the conversion of gaseous nitrogen to(A) ammonia. (B) nitrite. (C) ni
- 一隊斯拉夫商船載運皮毛、蜂蜜,自基輔順流而下,最後停泊在一處海港,它是第十世紀的政治商業中心,人口多達數十萬,斯拉夫商人在繳付關稅後,將商品賣給城裡的商人,換來當地政府發行的金幣,然後購買手工藝品
- 西元六世紀時,某些修會有「工作即祈禱」的原則,希望終止之前自虐的苦修行為。當時該會的修士藉以代替苦修的工作為何?(A) 繕寫書本,保存文獻 (B) 前往亞、非各地傳教 (C) 建立大學,培育人才