IT was noted by Kölliker 1 that treatment of mammalian spermatozoa with water brings about coiling and spiralization of their tails. The present investigation, chiefly made on ejaculated bull ...

While protein O-glycosylation is an important regulatory mechanism during spermatogenesis, it remains unclear how these mechanisms are leveraged in this process. Here they establish an O ...

Check the CBSE Class 12 Biology Answer Key 2025 with detailed solutions. Download the PDF for all sets, review correct ...