Ｐａ rt 1 Ｓｉ ng ｌ e Ｂ est Choic ｅ Questions ( 40 1 ｐ oin ｔ = ４ 0 ｐｔｓ ) Instr ｕ ction: （1) Ma ｒ k ｔ he lette ｒ ｔ ha ｔ ｃ orres ｐ o ｎ ds ｔ o the ｒｉ ght ans ｗ er in t ｈ e fo ｒｍ at ｔｅ d Ａ N Ｓ W ＥＲ S Ｈ EET wit ｈ 2B PE Ｎ CIL . Since the ma ｒ k ｓ a ｒ e r ｅ a ｄ by ｃｏmp ｕ ter, ans ｗｅ rs in thi ｓ q ｕ estion sh ｅ e ｔ w ｉｌ l not be collecte ｄ． (２） F ｏｒ ｏ n ｅ ｑuesti ｏｎ, on ｌｙ one lett ｅ r i ｓ permitt ｅ d to be darkened, ｏ therw ｉ se， ｉ t wi ｌ l ｂ e ｒ ecｏ gnize a ｓ wrong by t ｈ e c ｏｍ pu ｔｅ r. (3） Do not forget ｔｏ mar ｋ ｙ ou ｒ st ｕｄ e ｎ t ID number a ｎ d ｗ rit ｅ in ｙｏｕｒ name.1. B ａ cte ｒ i ａ that lack ce ｌ l wal ｌ s and do not ｓ y ｎｔ he ｓ i ｚ e the prec ｕ rs ｏｒ s of peptido ｇ lycan are ca ｌ ledＡ. Spi ｒ ochetes B． Ch ｌ a ｍ y ｄ iaeC． Ｍｙ co ｐ la ｓｍａ sD. L for ｍｓＥ. Bacilli2. Each of ｔ he ｆ o ｌ lo ｗ ing ｉｓ a typi ｃ al property of o ｂｌｉ g ａ te an ａ erobe EXC Ｅ PTA. Ｔ hey ge ｎ er ａ te e ｎｅ rg ｙ by usin ｇ ｔ he cytoch ｒ om ｅ ｓ yste ｍB. The ｙ gro ｗ ｂｅ st in the ａ bsence of airC． The ｙ ｌ ack ｓ u ｐ eroxide ｄｉ smut ａｓeＤ. Ｔ he ｙ ｌａ ck c ａ talaseE. Ｔ etanus is ｃ a ｕ sed ｂ y a typi ｃ ａ l obligate an ａ erobe3. ． Whic ｈ one of ｔ he fol ｌ ow ｉ ng ａ gents ｌ acks nucleic ａ cid?A. Ba ｃ teriaB. Ｖｉ r ｕ sesC. Ｖｉｒｏ idsD. Pri ｏｎ sE. P ｒ o ｔ o ｚ oa 4. Ｗ hi ｃ h one of the f ｏｌ lowi ｎｇ ｍ ost co ｒr ｅ c ｔｌ y d ｅｓ c ｒ ibes va ｃｃ i ｎ es ｃ ont ａinin ｇ ｌ ive， ａ tt ｅ n ｕ...
