The diagram sh An oak tree provides food for many animals. The oak tree is found at which level of the energy pyramid?
A) 2
B
1
D) 3

chemical weathering

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.

i wish i could with all of them i can barley see the first one so here's the answer to the first one b

very