7 Answered Questions for the topic reproduction

08/06/19

Location of embryo development in angiosperms?

What floral organ does the development of the embryos of angiosperms occurs in? Is it the ovary? The pollen tube grows down through the style and double fertilization occurs and the embryo begins... more

07/13/19

Why do flowers naturally reproduce with their own species?

I have always wondered why flowers reproduce with the same species naturally. Why can't the pollen grains get to a different species flower through via the wind, water, or insects?

06/26/19

Do changes in an organism's cell modify the genetic information it uses for reproduction?

What I'm actually interested about is whether a modification in one cell during the life of an **asexually** reproducing organism affects its genetic information? Which cell's genetic information... more

06/08/19

Do changes in an organism's cell modify the genetic information it uses for reproduction?

What I'm actually interested about is whether a modification in one cell during the life of an **asexually** reproducing organism affects its genetic information? Which cell's genetic information... more

05/24/19

Do combined oral contraceptives cause weight gain?

I started Lo Loestrin Fe ([a combined estrogen-progestin oral contraceptive pill](https://en.wikipedia.org/wiki/Combined_oral_contraceptive_pill)) about 4 months ago. The first month on it, I got... more

04/29/19

Do combined oral contraceptives cause weight gain?

I started Lo Loestrin Fe (a combined estrogen-progestin oral contraceptive pill) about 4 months ago. The first month on it, I got my period. The second month, I did not. The third month I got it.... more

03/17/19

Cells of umbilical cord - mom's or son's?

Let's say we have a mother giving a birth to a son. In a very clear manner the cells of these two individuals are very different, of course. Yet there is an umbilical cord connecting them. Then... more

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