Amir starts earning better grades in school than his sister. Which conflict will this most likely create? Tamir’s sister will begin to get poor grades in school.
The siblings will begin to compete against each other.
The siblings will push the boundaries against authorities.
Tamir will make fun of his sister by bragging about his grades.

African penguins, which inhabit the coasts of southern africa, were classified as an endangered species in 2010. two significant threats to their survival are ecosystem damage from oil spills and overfishing by humans. overfishing depletes the food supply of african penguins. the best method to reduce the threat of overfishing would be to . the risk of oil spills could be reduced by increasing the use of , which should oil consumption. if an oil spill does occur, could be used to remove the oil so the ecosystem may more quickly recover.

Which of the following is not a potential result of deforestation?

Black fur(b) in guinea pigs is dominant over white fur(b). find the probability of a homozygous offspring in a cross: bb x bb. a. 0% b. 25% c. 50% d. 75% e. 100%