Another SERM, raloxifene (Evista), is designed to mimic the effect of estrogen on the skeletal structure and serum lipids but, unlike tamoxifen, acts as a complete estrogen antagonist in the breast and endometrium.
When a domain is newly registered, the nameservers are changed, or DNS changes are made, you can expect a propagation time up to 24 hours. This is because it takes time for the DNS to take effect across the internet.
Play â¶. Reset 1  âº. At the start of prophase I, the chromosomes have already duplicated. 2  During prophase I, they coil and become shorter and thicker and visible under the light microscope. 3  The duplicated homologous chromosomes pair, and crossing-over (the physical exchange of chromosome parts) occurs.