You cross a true-breeding red-flowered snapdragon with a true-breeding white-flowered one. all of the f1 are pink. what does this say about the alleles for the parental traits?
a. pink is dominant, while red and white are recessive.
b. red is completely dominant.
c. both red and white are pleiotropic.
d. red and white are codominant.
e. red shows incomplete dominance over white.

white blood cells or wbc s are mainly 2 types-

1.agranulocytes

2.granulocytes

the monocytes or macrophages of agranulocytes , dendritic cells which are accessory leucocytes, and b cells which is one type of lymphocytes   identify the antigens present on the pathogen's surface. these three cells are called antigen presenting cells(apc) which are phagocytes and destroy the antigens by secreting antitoxins. besides this leukocyte is always plays vital role in the immunity of the body.

lunar landing mission. apollo 11 was the first manned mission to land on the moon. the first steps by humans on another planetary body were taken by neil armstrong and buzz aldrin on july 20, 1969. the astronauts also returned to earth the first samples from another planetary body.

explanation: