A bear is placed in a laboratory whose interior is designed to precisely mimic its natural environment. However, the environment is kept in full light 24 hours a day, 365 days a year. Which of the following is the bear likely to do?1) attempt to mate.
2) behave normally.
3) stop foraging.
4) fail to hibernate.

Mario performed an experiment to determine if photosynthesis was affected by the amount of light that a plant received. what could he have done to increase the validity of his data? reduce the number of plants. remove the 1 hour group. add a 0 hours control. measure the oxygen in liters

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.

What is a sex-linked genetic disorder that disrupts the blood's ability to clot? a. achondroplasia b. huntington's disease c. hemophilia d. albinism