Answer:
B
Explanation:
facilitated diffusion requires an ATP, which means it DOES take up energy
50 chromosomes
A sperm cell is haploid (n) and a zygote is diploid (2n) so 25(2)=50 chromosomes
Close the yield gap. By 2050, 120 million hectares of natural habitats will be converted to farming in developing countries, the World Wildlife Fund estimates. ...
Use fertilizer more efficiently. ...
Raise low water productivity. ...
Target food for direct consumption. ...
Reduce food waste.
Answer:Many bacteria and fungi are important in the environment because they return energy to the environment
Explanation:
The correct answer is C. lens. Lens is a convex sealed capsule containing a clear fluid and focuses light to the back of the eye. Iris is the colored part of the eye that contracts and expands under influence of ciliary muscle. Retina is the inner surface of back of eye. Cornea is a transparent and curved surface of eye that helps to focus light.
