Gametophytes may produce sperm.Logical formLearned from3 sentences. Testicles may produce sperm.Logical formLearned from3 sentences. A sperm may be mixed.Logical formLearned from3 sentences. Thousands can be constituted-of-or-filled-with (sperm cells).Logical formLearned from3 sentences. A sperm may enter an ovum.Logical formLearned from3 sentences. A sperm may come from a husband of a woman.Logical formLearned from3 sentences. A sperm may be used in an artificial insemination.Logical formLearned from3 sentences. Sperm may be provided by a (sperm donor).Logical formLearned from3 sentences. (Sperm production) can be in males.Logical formLearned from3 sentences. A sperm may move through intestines.Logical formLearned from3 sentences. (Sperm injection) may be used.Logical formLearned from3 sentences. (Sperm whales) may be observed.Logical formLearned from3 sentences. A (cell membrane) may pertain-to a sperm.Logical formLearned from3 sentences. (Donor sperm) may be supplied by a (sperm bank).Logical formLearned from3 sentences. A partner may produce sperm.Logical formLearned from3 sentences.