| 单词 | acrosome |
| 例句 | At the tip of the head of a sperm cell is a structure like a lysosome called the acrosome, which contains enzymes. Concepts of Biology 2013-04-25T00:00:00Z An acrosome is found at the top of the head of the sperm. Biology for AP Courses 2022-06-09T00:00:00Z A structure called the acrosome covers most of the head of the sperm cell as a “cap” that is filled with lysosomal enzymes important for preparing sperm to participate in fertilization. Anatomy and Physiology 2013-06-19T00:00:00Z These reactions, involving enzymes from the acrosome, allow the sperm plasma membrane to fuse with the egg plasma membrane and permit the sperm nucleus to transfer into the ovum. Concepts of Biology 2013-04-25T00:00:00Z This initiates a process called the acrosomal reaction in which the enzyme-filled “cap” of the sperm, called the acrosome, releases its stored digestive enzymes. Anatomy and Physiology 2013-06-19T00:00:00Z |
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