Ở ngô 2n =20 . 1 TB ngô đang ở kì sau giảm phân 1 Hãy xác định số NST đơn, NST kép, cromatit, tâm động ?

How do environmental factors influence genetic traits? a. environmental factors determine all genetic traits. b. environmental factors can determine if a genetic trait becomes a health issue. c. environmental factors are determined by genetic traits. d. environmental factors have no influence on genetic traits. select the best answer from the choices provided

Football players often sustain lateral blows to the extended knee. which of the ligaments is (are) damaged as a result? a. suprapatellar b. oblique popliteal and extracapsular ligament c. medial collateral, medial meniscus, and anterior cruciate d. arcuate popliteal and the posterior cruciate

Donde se encuentra el adn nuclear en un organismo eucariota?