Answer:B, an introduced species is not necessarily harmful to the environment, an invasive species has a negative effect
Explanation:
Well I think I might know this since I was born and grew up in WI, but don't be 100% dependent with my answer because I'm only in 7th grade and I am doing high school stuff. Well my guess is the proportion of the genes is 1/2 because when a offspring is produced the genes are split from each parent rather its a human baby, a mammal, a fish, a reptile, a insect, or a plant. Although, I don't know what f1 means except for it being a control on the computer lol. But like I said I'm only in 7th grade so I don't know everything but I'm smarter than a average 7th grader.
Hope this helps! (it probably wont though)
4) digestive and circulatory, because the bladder is part of the digestive system. The circulatory system carries blood around the body using blood vessels.
The corpus callosum does allow the hemispheres of the brain to have an access to the information in both sides therefore the information need to cross the corpus callosum yet if it would not cross into the corpus callosum the person would respond the opposite way as then.