Biology, 04.10.2021 02:20 musiclyhollywoodbabo
cho lai cây cà chua thuần chủng có quả đỏ ,thân thấp với cây cà chua quả vàng ,thân cao , F1 thu được toàn bộ là cà chua đỏ , thân cao .Cho F2t tự phụ phấn thu F2. Hãy cho biết kết quả đời F2 ( KHÔNG VIẾT SƠ ĐỒ LAI).Đời F2 xuất hiện những biến dị tổ hợp nào . Biết rằng các cặp tính trạng màu sắc của quả và chiều của cây di truyền độc lập với nhau
Answers: 2
Biology, 22.06.2019 08:00
The graph shows the amount of global warming happening in different ecosystems. which populations of organisms will likely decline the most as a result of climate change, and why? a.coral reefs because of the loss of the symbiotic algae living within their bodies b.penguin populations because the fish they eat will move into warmer waters c.mountain-dwelling birds because rising sea levels will relocate their food sources d.large cats in the rainforest because of decreased habitat loss for their prey
Answers: 2
Biology, 22.06.2019 17:00
Astudent completed a lab report. which correctly describes the difference between the “question” and “hypothesis” sections of her report? “question” states what she is asking, and “hypothesis” states the result of her experiment. “question” states what she is asking, and “hypothesis” states what she thinks the answer to that question is in “if . . then . . because” format. “question” describes what she is trying to find out, and "hypothesis" states the procedures and methods of data collection. “question” describes what she is trying to find out, and “hypothesis” states any additional information or prior knowledge about the question.
Answers: 1
Biology, 22.06.2019 19:40
4. multiple crosses were made between true-breeding lines of black and yellow labrador retrievers. all the f1 progeny were black. when these progeny were intercrossed, they produced an f2 consisting of 91 black, 39 yellow and 30 chocolate. a. propose an explanation for the inheritance of coat color in labradors. b. propose a biochemical pathway for coat color determination and indicate how the relevant genes control coat coloration.
Answers: 2
cho lai cây cà chua thuần chủng có quả đỏ ,thân thấp với cây cà chua quả vàng ,thân cao , F1 thu đượ...
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