锟竭讹拷锟斤拷锟斤拷锟斤拷锟接嬶拷锟斤拷}锟斤拷蛥R锟斤拷

2024-09-19 17:43:30锟絎(w锟斤拷ng)锟絡锟斤拷锟斤拷

锟斤拷锟斤拷1.锟絚锟斤拷锟斤拷锟絴锟较筹拷锟斤拷锟絇锟斤拷計锟斤拷锟絵

锟斤拷锟斤拷锟斤拷1锟斤拷锟絚锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絀锟斤拷锟斤拷锟�锟斤拷水锟斤拷锟接旓拷(sh锟斤拷)目锟斤拷锟絇锟斤拷計锟斤拷锟絵

锟斤拷锟斤拷锟斤拷1某锟斤拷锟斤拷锟斤拷A锟斤拷B锟缴條锟斤拷鏈帮拷一锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷锟紽(xi锟斤拷n)锟斤拷知锟紷锟缴條锟斤拷锟斤拷泄锟斤拷邪锟斤拷锟斤拷锟絥锟斤拷锟斤拷锟斤拷么锟紷锟斤拷锟斤拷锟斤拷锟斤拷锟絀锟斤拷锟斤拷(sh锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷

锟斤拷锟斤拷A.n+1 B.n C.n-1 D.n-2

锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絵锟斤拷一锟斤拷锟斤拷锟斤拷锟絵锟斤拷锟斤拷锟斤拷W锟斤拷锟斤拷知锟絉锟侥革拷锟斤拷锟斤拷锟斤拷锟酵筹拷锟斤拷思锟絊锟斤拷锟斤拷锟斤拷

锟斤拷锟斤拷锟絎锟斤拷锟斤拷锟皆革拷锟斤拷(j锟斤拷)锟絵目锟斤拷示锟斤拷锟斤拷锟叫兩條锟斤拷锟�锟斤拷每锟絣锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟揭伙拷锟斤拷锟斤拷锟斤拷锟揭伙拷锟斤拷然锟轿达拷锟斤拷c锟組锟斤拷锟斤拷锟絀锟斤拷锟斤拷锟皆帮拷锟斤拷锟结數(sh锟斤拷)目锟斤拷锟斤拷锟絀锟斤拷(sh锟斤拷)目锟斤拷锟斤拷锟�1锟斤拷锟斤拷锟缴條锟斤拷锟�锟斤拷锟斤拷么锟斤拷然锟斤拷锟斤拷n-2锟斤拷锟�锟斤拷锟斤拷邔W锟斤拷锟斤拷锟皆革拷锟斤拷(j锟斤拷)平锟絩锟斤拷锟秸的帮拷锟斤拷锟斤拷锟斤拷锟斤拷锟絀锟斤拷锟斤拷鏈碉拷锟絇系锟斤拷锟斤拷锟斤拷锟斤拷锟结數(sh锟斤拷)目=锟斤拷锟絀锟斤拷锟斤拷脫去锟斤拷水锟斤拷锟接ｏ拷锟斤拷(sh锟斤拷)目+锟斤拷鏈旓拷(sh锟斤拷)目锟斤拷锟絉锟斤拷锟揭碉拷锟斤拷锟絖锟斤拷D.

锟斤拷锟�锟斤拷锟�2锟斤拷锟絚锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷使RNA锟较的堿锟斤拷锟斤拷DNA锟斤拷锟斤拷锟斤拷锟较的堿锟斤拷锟斤拷锟絇锟斤拷計锟斤拷锟絵

锟斤拷锟斤拷锟斤拷2一锟絣锟斤拷锟斤拷锟斤拷锟斤拷邪锟斤拷锟斤拷锟�1000锟斤拷锟斤拷锟絫锟斤拷锟斤拷铣锟皆擄拷锟斤拷锟斤拷模锟斤拷锟斤拷锟绞筊NA锟斤拷锟矫侊拷锟紻锟皆擄拷锟绞筊NA锟侥伙拷锟斤拷謩e锟斤拷锟斤拷锟叫堿锟斤拷锟斤拷锟斤拷

锟斤拷锟斤拷A.3000锟斤拷锟斤拷3000锟斤拷 B.1000锟斤拷锟斤拷3000锟斤拷

锟斤拷锟斤拷C.1000锟斤拷锟斤拷4000锟斤拷 D.3000锟斤拷锟斤拷6000锟斤拷

锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絵锟斤拷一锟斤拷锟絕锟斤拷見锟斤拷锟斤拷锟絇锟斤拷锟斤拷锟斤拷蛪A锟斤拷之锟絞锟絇系锟斤拷計锟斤拷锟絵锟斤拷锟斤拷要锟斤拷锟斤拷W锟斤拷锟斤拷知锟絉锟斤拷锟斤拷锟斤拷锟絓锟斤拷锟斤拷锟斤拷锟斤拷知锟絉锟斤拷锟絯锟斤拷锟斤拷锟斤拷锟斤拷锟絎锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絇系锟斤拷锟斤拷锟斤拷锟结個锟斤拷(sh锟斤拷)锟斤拷RMA 锟较的堿锟斤拷锟斤拷(sh锟斤拷)目锟斤拷DNA 锟较的堿锟斤拷锟斤拷(sh锟斤拷)目=1锟斤拷3锟斤拷6 锟斤拷锟絎锟斤拷锟絉锟较匡拷锟斤拷指锟斤拷锟斤拷锟絖锟金案ｏ拷D.

锟斤拷锟斤拷2.锟絚锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絇锟斤拷計锟斤拷锟絵

锟斤拷锟�锟斤拷锟�1锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟叫碉拷染色锟絯锟斤拷DNA锟斤拷染色锟斤拷锟絯锟斤拷锟侥凤拷锟絯锟斤拷(sh锟斤拷)目锟斤拷計锟斤拷锟絵

锟斤拷锟斤拷锟斤拷3.某锟斤拷锟斤拷锟斤拷鸭锟斤拷锟斤拷锟斤拷锟�6 锟斤拷染色锟絯锟斤拷锟节筹拷锟斤拷锟斤拷母锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷同源染色锟絯锟斤拷锟斤拷(sh锟斤拷)锟斤拷锟斤拷锟絲锟絚锟斤拷(sh锟斤拷)锟斤拷染色锟斤拷锟絯锟斤拷(sh锟斤拷)锟街別锟斤拷锟斤拷锟斤拷

锟斤拷锟斤拷A.3锟斤拷12锟斤拷24 B.6锟斤拷24锟斤拷48 C.3锟斤拷6 锟斤拷12 D.6锟斤拷12锟斤拷24

锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絵锟斤拷要锟斤拷锟斤拷W锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷染色锟絯锟斤拷锟叫烇拷锟斤拷锟斤拷锟�锟斤拷锟斤拷锟斤拷锟节減锟斤拷(sh锟斤拷)锟斤拷锟斤拷锟斤拷锟窖硷拷锟斤拷锟斤拷染色锟絯锟斤拷(sh锟斤拷)目锟斤拷6锟斤拷锟斤拷锟絫锟斤拷锟斤拷锟絯锟斤拷锟斤拷锟斤拷染色锟絯锟斤拷(sh锟斤拷)锟斤拷12锟斤拷锟斤拷锟节硷拷锟斤拷锟絧锟斤拷(sh锟斤拷)锟斤拷锟斤拷锟叫筹拷锟斤拷锟斤拷母锟斤拷锟斤拷锟斤拷同源染色锟絯锟斤拷6锟斤拷锟斤拷锟斤拷锟絲锟絚锟斤拷锟斤拷(sh锟斤拷)锟斤拷锟介細锟斤拷锟斤拷染色锟絯锟侥傦拷锟斤拷(sh锟斤拷)锟絫锟斤拷12锟斤拷锟斤拷锟节筹拷锟斤拷锟斤拷母锟斤拷锟斤拷锟窖斤拷通锟絕染色锟絯锟侥忥拷锟斤拷锟斤拷锟斤拷锟斤拷染色锟斤拷锟絯锟斤拷(sh锟斤拷)目锟斤拷24锟斤拷锟绞憋拷锟絵锟斤拷锟斤拷锟絖锟金案烇拷D.

锟斤拷锟�锟斤拷锟�2锟斤拷锟斤拷锟絇锟斤拷锟斤拷锟斤拷锟窖產锟斤拷锟斤拷锟接種類碉拷計锟斤拷

锟斤拷锟斤拷锟斤拷4.锟斤拷锟斤拷锟侥筹拷锟斤拷锟斤拷母锟斤拷锟斤拷锟斤拷同源染色锟絯锟侥岋拷锟斤拷(sh锟斤拷)锟斤拷n锟斤拷锟节诧拷锟絣(f锟斤拷)锟斤拷锟斤拷锟絈锟侥條锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷同源染色锟絯锟斤拷锟缴組锟较產锟斤拷锟斤拷锟斤拷锟接種類岋拷锟斤拷锟斤拷锟斤拷

锟斤拷锟斤拷A.2n锟絅 B.4n 锟絅 C.n2 锟絅 D.2n锟絅

锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絵锟角匡拷锟斤拷W锟斤拷锟侥岋拷锟斤拷锟斤拷锟斤拷锟斤拷锟絕锟斤拷锟叫產锟斤拷锟斤拷锟斤拷锟接種類碉拷锟斤拷锟解，锟斤拷锟斤拷锟揭伙拷锟酵慈旧拷w锟絘锟斤拷锟斤拷锟接時锟斤拷2锟絅锟斤拷2锟斤拷同源染色锟絯锟絘锟斤拷锟斤拷锟斤拷锟接種锟斤拷锟�4锟絅锟斤拷3锟斤拷同源染色锟絯锟絘锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷8锟絅锟斤拷锟缴此匡拷知n锟斤拷同源染色锟絯锟絘锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷2n锟絅锟斤拷3.锟絚锟斤拷锟斤拷DNA锟斤拷锟斤拷锟斤拷锟紻锟斤拷锟斤拷P锟斤拷計锟斤拷锟絵

锟斤拷锟�锟斤拷锟�1锟斤拷锟絚DNA锟斤拷锟狡時锟斤拷锟斤拷锟皆拷锟斤拷锟斤拷P锟斤拷計锟斤拷锟絵

锟斤拷锟斤拷锟斤拷5.某锟絧锟紻NA锟斤拷锟接癸拷锟斤拷锟叫堿锟斤拷1400锟斤拷锟斤拷锟斤拷锟斤拷一锟絣锟斤拷锟斤拷希锟紸+T锟斤拷锟斤拷锟斤拷C+G锟斤拷=2锟斤拷5.锟斤拷該DNA锟斤拷锟斤拷锟紹锟絤(x锟斤拷)锟斤拷锟狡兩次癸拷锟斤拷锟斤拷锟絰锟斤拷锟斤拷锟斤拷锟斤拷锟矫擄拷锟斤拷锟斤拷锟斤拷锟侥旓拷(sh锟斤拷)目锟斤拷锟斤拷锟斤拷

锟斤拷锟斤拷A.300锟斤拷 B.400锟斤拷 C.600锟斤拷 D.1200锟斤拷

锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絵锟角匡拷锟斤拷W锟斤拷锟斤拷DNA锟斤拷锟斤拷锟斤拷锟絇知锟絉锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷W锟斤拷锟斤拷知锟絉锟斤拷锟絓锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷DNA锟斤拷锟斤拷锟叫堿锟斤拷1400锟斤拷锟斤拷锟斤拷一锟絣锟斤拷锟斤拷希锟紸+T锟斤拷/锟斤拷C+G锟斤拷=2锟斤拷5锟斤拷锟斤拷锟斤拷锟斤拷DNA锟斤拷锟斤拷锟斤拷A+T锟侥匡拷锟斤拷(sh锟斤拷)锟斤拷400锟斤拷锟斤拷锟斤拷锟斤拷(j锟斤拷)锟紸锟斤拷锟斤拷锟絘锟戒對原锟絫锟斤拷A=T=200锟斤拷锟斤拷DNA锟斤拷锟斤拷锟紹锟絤(x锟斤拷)锟斤拷锟狡兩达拷锟轿筹拷4锟斤拷DNA锟斤拷锟斤拷锟斤拷锟斤拷斯锟斤拷锟揭拷锟斤拷锟斤拷锟斤拷脫锟斤拷锟斤拷锟斤拷锟斤拷臄锟�(sh锟斤拷)目锟斤拷600锟斤拷锟斤拷

锟斤拷锟�锟斤拷锟�2锟斤拷锟絚DNA锟斤拷锟接碉拷锟接达拷锟斤拷锟絇锟斤拷計锟斤拷锟絵

锟斤拷锟斤拷锟斤拷6.锟斤拷 N锟斤拷15 锟斤拷锟斤拷記锟斤拷1锟斤拷DNA锟斤拷锟接ｏ拷锟斤拷锟斤拷N锟斤拷14 锟斤拷锟斤拷锟斤拷锟紹(y锟斤拷ng)锟斤拷锟斤拷锟斤拷锟紹(y锟斤拷ng)锟斤拷锟斤拷4锟轿忥拷锟狡猴拷锟斤拷锟接达拷锟叫猴拷N锟斤拷15 锟斤拷锟斤拷DNA占锟斤拷锟斤拷

锟斤拷锟斤拷A.1/6 B.1/8 C.1/4 D.1/2

锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絵锟斤拷要锟斤拷锟斤拷W锟斤拷锟斤拷DNA锟侥忥拷锟斤拷锟角半保锟斤拷锟斤拷频锟斤拷锟斤拷猓拷獗撅拷}锟絩锟絎锟斤拷只要知锟斤拷锟斤拷锟斤拷4锟斤拷锟轿筹拷锟斤拷16锟斤拷DNA锟斤拷锟接讹拷锟斤拷锟斤拷N锟斤拷15 锟斤拷锟斤拷記锟斤拷DNA锟斤拷锟斤拷锟斤拷2锟斤拷锟斤拷占锟接达拷DNA锟斤拷1/8.

锟斤拷锟�锟斤拷锟�3锟斤拷DNA 锟絚RNA之锟絞锟紸锟斤拷锟斤拷計锟斤拷

锟斤拷锟斤拷锟斤拷7.某锟斤拷使RNA锟斤拷锟接的堿锟斤拷锟叫ｏ拷U占20%锟斤拷A占10%锟斤拷锟絫锟紻锟皆擄拷锟绞筊NA锟斤拷DNA片锟斤拷锟斤拷C占锟斤拷锟斤拷锟斤拷锟斤拷

锟斤拷锟斤拷A.35% B.30% C.70% D.锟給锟斤拷锟絖锟斤拷

锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絵锟斤拷要锟斤拷锟斤拷W锟斤拷锟斤拷DNA锟斤拷RNA之锟絞锟斤拷锟絇系锟斤拷锟斤拷锟斤拷RNA锟较碉拷A+U=30%锟斤拷锟斤拷锟斤拷C+G=70%锟斤拷锟斤拷模锟斤拷锟斤拷系锟紺+G=70%锟斤拷同锟斤拷DNA锟较碉拷C+G=70%锟斤拷锟斤拷锟紻NA锟较碉拷C锟斤拷35%.

锟斤拷锟�锟斤拷锟�4锟斤拷锟斤拷锟絇DNA锟結锟斤拷锟斤拷計锟斤拷锟絵

锟斤拷锟斤拷锟斤拷8.某锟絅DNA锟侥凤拷锟斤拷锟斤拷锟斤拷2.8×109锟斤拷一锟斤拷锟斤拷锟絘锟缴岋拷锟斤拷脫锟斤拷锟斤拷锟斤拷锟斤拷锟狡斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟�670 锟斤拷試計锟斤拷锟紷锟斤拷DNA锟叫讹拷锟絃锟斤拷锟斤拷每锟斤拷锟斤拷锟斤拷锟结對锟斤拷锟絃锟饺烇拷0.34nm锟斤拷

锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絵锟角匡拷锟斤拷W锟斤拷锟斤拷DNA锟結锟斤拷锟斤拷锟斤拷锟解，锟斤拷锟斤拷(j锟斤拷)锟斤拷知锟絣锟斤拷DNA锟叫猴拷锟叫的猴拷锟斤拷锟结對锟斤拷2.8×109/670 =4.2×106 锟斤拷锟斤拷锟斤拷锟紻NA锟斤拷锟絃锟饺烇拷4.2×106×0.34nm=1.428mm

锟斤拷锟斤拷4.锟斤拷锟絇锟絲锟斤拷規(gu锟斤拷)锟斤拷锟叫革拷锟绞碉拷計锟斤拷锟絵

锟斤拷锟斤拷锟斤拷9.锟斤拷母锟斤拷锟斤拷锟斤拷锟斤拷锟剿傦拷锟叫白伙拷锟斤拷锟斤拷女锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷一胎锟斤拷锟斤拷锟斤拷锟斤拷锟叫猴拷锟侥庯拷锟绞為（锟斤拷

锟斤拷锟斤拷A.1/8 B.3/8 C. 1/4 D. 3/4

锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絵锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷z锟斤拷锟斤拷锟绞的嗭拷锟絵锟斤拷锟斤拷锟节革拷母锟斤拷锟斤拷锟斤拷女锟斤拷锟阶伙拷锟斤拷锟絝锟斤拷锟斤拷母锟角攜锟斤拷锟斤拷锟斤拷锟斤拷水a锟斤拷锟斤拷锟斤拷锟叫猴拷锟侥庯拷锟绞烇拷1/4×1/2=1/8.

锟斤拷锟斤拷5.锟絚锟斤拷锟斤拷锟斤拷陳达拷锟絰锟斤拷锟絇锟斤拷計锟斤拷锟絵

锟斤拷锟斤拷锟斤拷10. 锟斤拷筒锟斤拷锟斤拷x锟节癸拷锟斤拷锟斤拷锟絃锟斤拷同一锟斤拷液锟斤拷锟斤拷锟斤拷知锟斤拷锟斤拷锟絰每锟斤拷锟斤拷锟斤拷锟斤拷0.10 mol 锟斤拷锟斤拷锟角ｏ拷锟斤拷每锟斤拷锟斤拷锟斤拷锟斤拷0.12 mol 锟斤拷锟斤拷锟角�锟斤拷F(xi锟斤拷n)锟斤拷該锟斤拷液锟斤拷每锟斤拷锟斤拷锟斤拷锟斤拷锟角的冿拷锟絘锟斤拷锟斤拷0.25 mol.锟紷一锟斤拷液锟斤拷每锟斤拷锟斤拷锟斤拷锟侥冿拷锟絘锟斤拷锟角讹拷锟斤拷锟斤拷锟斤拷锟斤拷

锟斤拷锟斤拷A.0.03mol B.0.60mol C.1.32mol D.0.18mol

锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絵锟斤拷一锟斤拷锟絚锟斤拷锟斤拷锟斤拷陳达拷锟絰锟斤拷锟絇锟斤拷計锟斤拷锟絵锟斤拷锟斤拷要锟斤拷锟斤拷W锟斤拷锟斤拷锟斤拷陳达拷锟絰锟斤拷锟斤拷锟絇锟斤拷锟斤拷锟斤拷锟斤拷c锟斤拷锟斤拷锟斤拷锟矫碉拷锟斤拷锟解。锟斤拷锟斤拷锟斤拷锟杰夛拷锟組锟叫癸拷锟斤拷锟斤拷锟�锟斤拷同锟絩也锟組锟叫猴拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絰只锟組锟叫猴拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷(j锟斤拷)锟斤拷锟斤拷锟斤拷煤秃锟斤拷锟斤拷锟斤拷玫目锟斤拷锟斤拷锟绞�锟斤拷锟缴種锟斤拷锟斤拷锟斤拷锟矫癸拷锟斤拷锟斤拷6×锟斤拷0.10+0.12锟斤拷=1.32mol锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷脙锟斤拷铣锟�0.25mol锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絘锟斤拷6×0.25=1.50mol锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟侥★拷锟斤拷锟斤拷锟絘锟斤拷锟斤拷1.5-1.32=0.18mol.