Select all the factors that cause water to sink in the north atlantic. a. cooling of the water as it travels north b. increasing salinity as some water freezes c. churning of the water by schools of mackerel d. slowing of the water by large forests of seaweed e. deflection of the water downward as it strikes labrador

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.