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

(A) Pedigrees of family 1 with 3 infertile males, P1 (IV:1), P2 (IV:2), and P3 (IV:4), family 2 with 3 infertile males, P4 (IV:3), P5 (IV:4) and P6 (IV:5), family 3 with 2 infertile males, P7 (IV:1) ...

This fundamental study further validates DNAH12 as a causative gene for asthenoteratozoospermia and male infertility in both humans and mice. Compelling evidence supports the notion that DNAH12 is ...

The linker histone H1 binds to the nucleosome core particle at the site where DNA enters and exits, and facilitates folding of the nucleosomes into a higher-order chromatin structure in eukaryotes.

Although mice and other species were produced using round spermatid injection (ROSI) as early as 1995 (Kimura and Yanagimachi, 1995b; Tesarik and Mendoza, 1996; Hirabayashi et al., 2009), the clinical ...