With reference to the eukaryotic chromosome, compare the level of DNA packaging in a diving and undividing cell. 2marks

What do scientists need to look at before developing an argument

Match each description of an object’s motion with the position-time graph that represents it. not moving moving with constant speed speeding up slowing down

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.