PLEASE HELP If guinea pigs, black fur is dominant over white fur. Which of the following alleles could represent the gene for white fur? Hint we use the letter of the dominant trait
B b W or w?

I strongly belive its W Please let me know

the corpus luteum secretes estrogens and progesterone. the latter hormone causes changes in the uterus that make it more suitable for implantation of the fertilized ovum and the nourishment of the embryo. if the egg is not fertilized, the corpus luteum becomes inactive after 10–14 days, and menstruation occurs.

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gag reflex, poor dentition, gum retraction

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the sun creates it's own light, also gives light and life to bunch of stuff like plants,animals,humans etc.photosyntesis is the process of making food which needs sun,water,nutrients etc.