Ở chuột, gen đồng màu (không đốm) W là trội so với gen đốm w; gen long ngắn S trội hơn gen long dài s. lai chuột cái dị hợp tử ề cả hai gen trên với con đực đồng hợp tử lặn, thu được: 75 lông đốm, dài 66 đồng màu, ngắn 10 đồng màu, dài 7 lông đốm, ngắn a. Hai gen trên có liên kết với nhau không? b. Xác định trật tự sắp xếp các gen trên nhiễm sắc thể ở chuột cái. c. Nếu các gen liên kết, xác định khoảng cách giữa các gen
(x+1)+(x+2)+(x+3)+.....+(x+20)=310 Giúp mk vs! Thầy giao đề khó quá!
Giúp hộ 😶😶😶 Học dốt belike :))
Hãy viết khoảng 10 dòng nhận xét về hiện thực xã hội thời Trịnh Sâm qua bài'' Chuyện cũ trong phủ chúa trịnh Giúp mình với ạ :'(
IV. Choose one word or phrase marked A, B, C, or D that best complete the preceding sentence 1. __________ the church service, people keep quiet. A. While B. During C. When D. As 2. __________ in doubt about taking the medicine, consult your doctor. A. As B. Though C. As soon as D. When 3. __________ I am aware, this is the last talk on the topic. A. Where B. As long as C. Since D. As far as 4. He wouldn’t have failed his exams__________ he hadn’t been ill. A. unless B. in case C. if D. although 5. It is__________ to go swimming. A. too cold B. so cold C. such a cold D. enough cold that 6. The bed is not clean enough__________. A. to lie in it B. to lie in C. for lying in D. in which to lie 7. The piano was too heavy__________. A. for nobody to move B. for nobody to moving C. for anyone to move D. for anyone to moving 8. He__________ to be offered the job. A. was such experienced B. was too experienced C.was not experienced enough D. B and C 9. These are__________ that I can’t finish them. A. a such long assignments B. such long assignments C. such a long assignments D. too long assignments 10. __________ you change your mind, I won’t able to help you. A. If only B. Because C. Unless D. Provided 11. He hid that letter in a drawer__________ no one could read it. A. so that B. because C. although D. than 12. __________ Tom was unable to see anything, he knew someone was in his room. A. Because B. In case C. If D. Even though 13. They were disqualified__________ they fought to the last minute. A. as B. since C. though D. once 14. The teacher explained the lesson twice__________ the students understood it clearly. A. as long as B. so that C. because D. as if 15. __________ you keep it in good condition, I’ll lend you my car. A. So long as B. Although C. Because D. While 16. The woman was so beautiful__________. A. that I couldn’t help looking at B. that I couldn’t help looking at her C. for me looking at her D. that for me to look at 17. It is such an important matter__________ I can’t decide anything about it myself. A. so B. because C. that D. if 18. Marian didn’t participate in the contest__________ her lack of confidence. A. because B. because of C. since D. despite 19. It is__________ that I have read it twice. A.such an interesting book B. so interesting a book C.too interesting a book D. A and B 20. Lawrence is__________ to do this exercise. A.no intelligence enough B. not intelligent enough C.not enough intelligent D. so intelligent enough
Giúp hộ mik nhé 😶😶😶 Giải thích hộ luôn
16. Not a word ________ since the exam started. a. she wrote b. she had written c. had she written d. she has written 17. Among the many valuable paintings in the gallery ________ a self-portrait by Picasso. a. is b. Are c. be d. were 18. My father isn’t interested in tennis and ________. a. my brothers don’t either b. so aren’t my brothers c. neither do my brothers d. neither are my brothers 19. ‘’Did you enjoy the picnic?’’,‘’I was okay, but I’d rather ________ to a movie.’’ a. go b. be going c. have gone d. went 20. Since ________ to a warmer and less humid climate, I’ve had no trouble with my asthma. a. upon moving b. Moving c. I move d. I moving 21. He looked forward to ________ his first pay packet. a. be receiving b. have received c. Receiving d. Receive 22. I’m sorry you’ve missed the train, it ________ five minutes ago. a. had left b. Left c. has left d. has been left 23. ________ you at the station if you’d told me you were coming today. a. I’d meet b. I was met c. I met d. I’d have met 24. It was ________ that everyone answered it correctly. a. so a simple question b. such a simple question c. too simple question d. a more simple question 25. The university ____ by private funds as well as by tuition income and grants. a. is supported b. supports c. is supporting d. has supported
ai mua một vé vẽ đậu mầm đê mại zô đê số lượng có hạn còn 2 vé nx thôi mại zô
Câu 1: Lớp 5A có 45 học sinh. Số học sinh nữ chiếm 60% số học sinh cả lớp. Hỏi số học sinh nam lớp đó là bao nhiêu em? Câu 2: Lớp 5A có 45 học sinh trong đó có 18 học sinh nữ. Tính tỉ số phần trăm của số học sinh nam so với số học sinh nữ. Câu 3: Giá bán 1kg gạo hôm qua là 16000 đồng. Hôm nay giá gạo giảm 10%. Hỏi hôm nay mua 10kg gạo phải trả bao nhiêu tiền? Câu 4: Lãi suất tiết kiệm là 0,65%/tháng. Để sau một tháng nhận được tiền lãi là 832000 đồng thì khách hàng phải gửi số tiền gốc là bao nhiêu? Câu 5: Sau khi giảm giá 25% thì giá một chiếc xe đạp là 757500 đồng. Hỏi ban đầu giá một chiếc xe đạp là bao nhiêu?
Complete the sentences with the Correct form of theverbs.(Cho dạng đúng của động từ trong ngoặc) 9. He (not go) ....................................................... out last night, he (stay) .......................................................at home. 10. .......................................................Lan (learn) .......................................................English for 2 years? - No, she (learn) .......................................................for 3 years
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