Some geologists hypothesize that the mass extinction of dinosaurs was caused by a large meteorite impact. These geologists think the meteorite impact significantly changed Earth's climate. How could a meteorite impact do this?

This organism is not capable of performing photosynthesis. (horseshoe crab) true false

Why do mutations in genes affect traits? o a. genes determine what type of mutagens an organism has. o b. genes produce proteins that cause traits. o c. genes affect how many chromosomes an organism has o d. genes code for carbohydrates that influence traits.

1. which of the following is correct regarding opiates/opioids: a. they all have a natural component as a starting pointb. they have low addiction possibilitiesc. methadone binds to some of the same receptorsd. a and care correcte. all are correct