B = Short b = Tall P = Mean p = Nice Look at the dihybrid punnett square carefully. How many of the offsprings are both tall and mean? A) 4 out of 16
B) 8 out of 16
C) 3 out of 16
D) 12 out of 16​

Which entry is in the wrong position in the table?

Veins have a much lower blood pressure than arteries. which of these prevents backflow of blood in veins? a. pressure applied by the heart b. one–way valves in veins c. thin muscular walls of veins

The arrows in the illustration point to