Unlike red blood cells, white blood cells a. can live for many years. b. are made in the bone marrow. c. are the most numerous cells in the blood. d. carry oxygen through the body.

the real answer is b. scintillation counter

they both go up but then go back down. they both end lower than they started. lastly, they both are competitive/the second on.

explanation:

both male and female gametes are produced by meiosis of the germ cells. therefore, both male and female gametes are haploid. one male and one female gamete unite during the fertilization to form the diploid zygote. in seed bearing plants, pollen grain is the male gametophyte, which produces sperm cells.