Photoreceptors<span>: The light sensing nerve cells (rods and cones) </span>located<span> in the retina. Pupil: The adjustable opening at the center of the iris through which light enters the</span>eye<span>. Retina: The light sensitive layer of tissue that lines the back of the </span>eye<span>.</span>
<u><em>Female:</em></u>
*Ovaries - release of oocytes (eggs), estrogen and progesterone.
*Oviducts (fallopian tubes) - where fertilization of the oocyte occurs to form a zygote.
*Uterus - where the zygote develops
*Cervix and vagina - allow for the entry of sperm for fertilization
<u><em>Male:</em></u>
*Testes - Releases testosterone and sperm
*Vas deferens - Passageway for sperm
*Epididymis - allows the sperm to pass from the testes and vas deferens and equips them with semen so they can survive internal fertilization
*Penis - releases sperm into the external environment for fertilization to occur
I hope I helped!
The answer is D. Just think how hard it would be to see a moth of that colour when just about everything during that time period is grey.
Answer:
living organisms are composed of cells.
Organelles cannot survive alone
cells multiply through division
Explanation: