問題文にはすべての細胞に差がなかったと書いてあるのに実際はそうではなくて混乱しています。 原因として私のどんな勘違いが考えられますか？💦 問題文4行目と問1.(2)で混乱しています。

発展問題 思考判断 探究論述計算 □38. 細胞周期と DNA量培養細胞の細胞分裂に関して,下の各問いに答えよ。 マウス小腸の上皮細胞に由来する培養細胞が活発に分裂しているシャーレを用意し,以 下の実験を行った。なお細胞分裂の過程は, DNA 合成が進行するS期,分裂が準備され る G2 期,分裂が進行するM期, DNA合成が準備される G期の4つの時期に分けられる。 また,S期,G期,M期、G2期に要する時間は,観察したすべての細胞で差がなかった。 【実験1】 一定時間ごとに細胞数を測定し, その結果を図1に示した。 【実験2】 培養開始100時間後に,細胞ごとに核のDNA量を測定し,結果を図2に示した。 細胞数 (×104) 15 12 9 6 3 0 20 (時間) 40 60 80 100 培養時間 図 1 6 胞 4 数 (x104) 2 <2 2~4 相対的なDNA量 図2 4 4< dans 問1.この培養細胞において, (1) S期の開始からG1期の終了までに要する時間と, (2) S期 に要する時間として最も近いものを,下の①~ 12 のうちからそれぞれ1つずつ選べ。 (1) 0.5時間 1時間 (3) 2時間 (4) 3時間 (5) 5時間 (6) 8時間 (7) 10時間 (8) 15時間 (9) 20時間 (10 25時間 ① 30時間 ⑩ 40時間 問2.図2において, DNA量が4の2×10個の細胞はS期、G2期, M期, G. 期のどの時 期の細胞か。 当てはまる時期をすべて示せ。 問3. この培養細胞がG2 期に要する時間を求めるためには, 実験 1, 実験2に加え, 培養 開始100時間後において,さらにどのような実験を行えばよいか。 40字以内で記せ。 (北里大改題) ヒント 問1. 図1において, 細胞数が2倍になるまでの時間が1細胞周期の時間とみなされる。 3.実験と実験2のみでは, G2期とどの時期を区別できていないのかを考える。

（4）について、 この面積がなぜ、△AP1Q1になるか教えて欲しいです！

= 〔II〕 nを自然数とする. 座標空間内に, ベクトル= (1,1,1) に平行 で原点 0 を通る直線l , ベクトル=(2,3,-1) に平行で点(0,1,-3) を通る直線がある。 n = 1,2,3,... に対して,直線ℓ上の点Pn と, 直線 m 上の点Qn を次のようにそれぞれ定める. 点P1 の座標は (5,5,5) である。点Pn が定まったとき, 直線上 の点Qnを条件 PQ1=0 により定める. 点Qn が定まったと き,直線l上の点Pn+1 を条件 QnPn+1=0 により定める. PnQn 点Pの座標をan, 点Qn の 座標を 6 とおく. 次の問いに答えよ. (1) 条件 PnQnd = 0 を使って, bn を an を用いて表せ. (2) 条件 QmPn+1 ← ← k=1 an+1 を n を用いて表せ. =0を使って, (3) anをnの式で表せ.また, α = lim an, β = lim bn とおくとき, a n→∞ n→∞ α, β の値を求めよ. さらに, 直線l上の点Pと直線上の点Q のx座標がそれぞれαとβのとき, 点Pと点 Q の座標を求めよ. (4) APQPn+1の面積を Sn とし, △QnPn+1Qn+1 の面積をTとす る。 lim (k + Tk) の値を求めよ. n 84x

この問題を教えてください！

〔2〕次の SV BSHRERING ODDANNEVOLLE 44 にあてはまる数を求め,解答のみを解答欄に記入しなさい。ただし, 解答が分数となる場合は既約分数で答えること。 SVORY (1) aを定数とする。 xの2次方程式x+ax+4=0が, ともに1より大きい2つの であり,ともに-1より小さい2つの実数解をも 実数解をもつとき, a < つとき, イ 解が-1より小さいとき, a > ア <a < 5 である。 また, 1つの解が-1より大きく,もう1つの ウ である。

相関関係詞の問題です。 教えてください。 よろしくお願いします🙇 写真反対ですみません💦 写真の向きの調整方法がうまくいかなくて、、、

(0) (4) Three years have passed (when, since) John came to Japan. (5) She went out yesterday (because, though) she still had a fever. (6) My brother was watching TV (if, when) I came home. (7) You may dance (as, since) you please.

至急！！私立大学看護学部の過去問です。答えがないため、回答を作って欲しいです！！科目は英語と文法です。

記入する 学ⅠA】 が り、別に記 答用紙に らない。 € 3 次の英文の空所に入る最も 24 in the news at the moment. It comes with several warnings from technology and economics experts, who see investment in it as dangerous and insecure. But what is Bitcoin really? Bitcoin is the most famous type of cryptocurrency. A cryptocurrency is a currency, like the British pound or the U.S. dollar, that only exists online in digital form. A cryptocurrency 25 it cannot be affected is independent of any national or international (central) bank, by the economic policies of any country. As a result, making transfers in Bitcoin is extremely cheap, and no personal information is recorded with any transaction. Bitcoin is almost completely untraceable, making it anonymous. Recently, it has become mainstream as 26 people have invested in the currency. In addition, more companies are offering services that can be paid for in Bitcoin. Its value has therefore continued to increase dramatically as time goes on. A beginner's guide to Bitcoin, LearnEnglish Teens, February 2018 - 24 Bitcoin is 25 a. somewhere 26 a. yet a. more and more c. almost no b. anywhere b. so c. nowhere c. where b. less and less d. only a few 9 - d. everywhere d. which

至急！！私立大学看護学部の過去問です。答えがないため、回答を作って欲しいです！！科目は英語です。

プペンシルで解 people than ever can find an audience time filled with disasters, online, "conspiracy theories seem to be growing crazier by the day. We also tend to believe in such things under increased stress, which is unfortunate because many of these ideas are Some conspiracy theorists pride themselves on being "critical freethinkers," but a new damaging our democracies and ourselves. study showing a connection between lower critical thinking skills and increased conspiracy (2) theory belief suggests this may not be the case. "Conspiracy theories refer to attempts to explain the ultimate cause of an important event (social, political, climatic, etc.) by accusing a hidden group of perceived evil, powerful people or organizations of having secretly planned and carried out these events," say Paris Nanterre University psychologist Anthony Lantian and team in their paper. two studies, the researchers tested the critical thinking skills of 338 a French version of the Ennis-Weir Critical Thinking Essay Test. They then scored the students' tendencies towards conspiracy beliefs and their personal Across undergraduate students (4) the objective analysis and assessment of their own critical thinking skills. Critical thinking. evaluation of a situation requires a collection of cognitive skills. These include the ability to distinguish between relevant versus irrelevant information, think systematically, see other perspectives, recognize and avoid logical *fallacies, look beyond the obvious, be aware of and avoid biases, and change your mind in light of new evidence. "The more people believe in conspiracy theories, the worse they perform on a critical thinking ability test," Lantian said. "This test is characterized by an *open-ended format highlighting several areas of critical thinking ability in the context of argumentation." (6) All this is not to say that those with high critical thinking skills can't also be sucked into believing things that may not necessarily be true. The way (7) [is wired /a/ makes / thinking/ social species / our / as] us very vulnerable to believing those we identify with as part of our own cultural group- no matter how much education we have had that boosts science literacy. Trust plays a massive role in who we believe. We also have a tendency to believe each of us is above average at detecting misinformation, which can't possibly be true. Researchers have also linked this need to feel special to greater belief in conspiracies. Lantian and team point out that while their study suggests critical thinking lowers Deople's chances of believing in untrue conspiracy theories, the findings don't determine if (8) (9) た場合,そ 数学【数学 験番号 【化学 b てお 3 In a more (1) ① 次の英文を読んで、下の設問に答えなさい。 1 - (3) the po no a E

126.1 このような記述でも問題ないですよね？？

6 基本例題 126 連立漸化式 (2) 数列{an},{bn}をa=1, bı=-1, an+1=5a46n, bn+1=an+bnで定めるとき (1) an+1+xbn+1=y(an+xbn) を満たすx, yの値を求めよ。 (2)数列{an},{bn}の一般項を求めよ。 基本118,125 an+xbn=(a+xbı)y"-1 指針▷p.575 基本例題 125 (1) と同様に, 〔解法1] 「等比数列を利用」の方針によって解けばよい。 (2) (1) から,数列{an+xb} は公比yの等比数列となり 46 これに αn=bn+1-b を代入し α を消去すると bn+1=(1-x)b+(a+xbi)yn-1 02 ① an+1=pan+q"型の漸化式 (p.564 基本例題118) に帰着。 ・・・・･･･・･ よって,① の両辺を y +1で割ればよい。 (pdx+b) 解答 (1) an+1+xbn+1=5an-4bn+x(an+bn) =(5+x)an+(-4+x)bn よって, an+1+xbn+1=y(an+xbn) とすると ...... (5+x) an+ (−4+x)bn=yan+xybn²+√x + b₂+1=an + b₂ S 5+x=yを -4+x=xy に代入して整理すると x2+4x+4=0 ゆえに これがすべてのnについて成り立つための条件は 5+x=y, -4+x=xy したがって 求める x, yの値は (2) (1) から *(a+b) + s ② から a=bn+1-6n, an+1=bn+2-bn+1 これらを①に代入して x=+=DV=6(2+4 [参考] 〔解法2] [1つの数列 に関する漸化式に帰着させ [る] の方針による解答 an+1=5an-4bn ① x=-2 x=-2,y=3 an+1-2bn+1=3(an-2bn) よって,数列{an-26n}は,初項 α1-261=3,公比3の等比 るから bn+2-66n+1+9bn=0 特性方程式x 2-6x+9=0を 解くとx=3 (重解) よって、p.573 基本例題 124 と同じ方針で,まず一般項6m

第二段落の1行目にhe would beがあるのですがwouldの後には何が省略されているのでしょうか。2段落目一文目の分構造を教えて頂きたいです。

intelligence, Some technology experts like Elon Musk, founder of the automobile company Tesla, warn that Al poses the greatest danger to the Many people worry about the rapid evolution of morality in artificial envisioned the need for rules that future robots need to abide by in his "Three survival of humankind. Renowned science fiction author Isaac Asimov founder of the AI development company GoodAI, has developed a virtual Laws of Robotics." However, rules alone will not be enough. Marek Rosa, school dedicated to teaching AI systems how to think, reason, and act ethically. "This does not mean pre-programming AI to follow a prescribed set of rules every situation," says Rosa. where we tell them what to do and what not to do in 応用 "Rather, the idea is to train them to apply their knowledge to situations they've never previously encountered." E Rosa views AI as he would an infant, a blank slate on which to imprint basic values. As the child grows into adulthood, these values will be the basis on before. Al programs acquire values and a sense of ethics through a c which the child can determine how to deal with situations never experienced mentor. The complexity of moral tasks increases step by step over time. Rosa gives the example of introducing children to traffic, saying that parents do not let children wander onto the road at first. "In the same way, we expose the Alto increasingly complex environments where it can build upon previously learned m." knowledge and receive feedback from our team. Dindl hos Als read thousands of

英検２級のライティングです。 添削をお願いしたいです😿

・ライティング・ These days, people are thinking more about manners in public. places. Do you think that people using a camera in public places. should have better manners should have I agree with the opinions that people using a camera better manners in public places. to support my opinion. I have two reasons Firstly, it is important for everyone to take care of people around them. For example people want to take a it is so dangerous to enter the line when picture of the train. Secondly, privacy, is the critical factors. If personal information is exposed to the online, it will be danger and scary. reasons For the I believe that better manners mentioned above.. people using a camera should have public places. in pu

英検二級の英作文の添削お願いします！ I think students spend too much time doing club activities at school. I have two reasons why I think so. The first r... Read More

メモの形でOKです。 あまり考え POINTS ● Time ●Study J YES (Pros) et やってみよう 次の TOPICについて, POINTS を参考に, Pros/Cons リストを書いてみよう。 自由時間がない 心 TOPIC Some people say that students spend too much time doing club activities at school. Do you agree with this opinion? A ●Competition さい。 NO (Cons) 時間が長くても楽しい