The stone tool most associated with homo erectus is the:
a. hand axe (acheulian)
b. chopper (oldowan)
c. spear (clocis)
d. bifacially flaked arrow points

The correct option is : a. hand axe (Acheulian)

Explanation:

The Homo erectus is a species of the archaic humans. The meaning of the word Homo erectus is the upright man. The stone tools most associated with the Homo erectus are the Acheulean tools. These tools are oval and the pear-shaped hand axes, which are generally found with the remains of the Homo erectus. The Acheulean tools are derived from the more primitive Oldowan technology of the Homo habilis.

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.

carbon atoms, hydrogen, oxygen, and nitrogen.