A population is essentially just a collection of all living things in one category. People are one population, insects are another, etc. Communities are "more organized" populations. Soccer players hang out with soccer players, spiders hang out with spiders. We split into "our people" within our population.
I know that may be a little confusing, but if you have anymore questions feel free to ask. I hope I was able to help. Best of luck!
Answer:
No
Explanation:
This tool does not effect the environment because it doesn't contain any harmful chemicals that would interfere with the environment's well being.
Well, when chromosomes cross over during prophase 1 of meiosis, the homologous pair of chromosomes exchange segments of DNA which happen to be the genes. So the significance of crossing-over during prophase 1 is that it adds genetic variation to sexually reproducing organisms.
it's (+/-) 90 degrees. in total it's 180 but the equator is at zero and the two hemispheres have 90 each
C because the muscular system is the only system in the body that moves
