. . . . "105457795"^^ . . . . . . . . . "0"^^ . . "104233503"@en-us . "acrosome"@en-us . . "0"^^ . "05457795-n"^^ . "a process at the anterior end of a sperm cell that produces enzymes to facilitate penetration of the egg"@en-us . "acrosome"^^ . . "105144167"@en-us . . .