Answer: Option D. "Anther"
Explanation:
The stamen is defined as the male reproductive part of flowers that produces pollen in a flower and collective form of stamens is called the androecium.
Their are two parts of stamen, Filament and Anther.
Filament is the stalk of a stamen which supports anther whereas anther are two-lobed responsible for producing pollen.
Hence, the correct option is D, Anther.
The planarian has a soft, flat, wedge shaped body and both ends of the body are different
Chemical energy is used to pump protons through a proton pump, creating a high concentration of protons ( H+ ) inside the thylakoid disk. ATPase has a channel that allows for the facilitated diffusion of protons back in through the membrane. this activates ATPase, which in turn catalyzes the formation of ATP.
