Why is my betta fish lying on the bottom of the tank after my cat tried to kill him?ive filled it up w water I made sure it was the right temperature i don’t wanna say he’s dead yet

Select the correct answer. which term do biologists use to describe the average number of individuals of a species per unit area? a. carrying capacity b. population density c. minimal viable population d. survivability curve

Other than earth, is also known to have magnetic pole reversal? a: venus b: mars c: earths moon d: the sun

The ruiz family is exchanging euros for us dollars. the exchange rate is 1 euro equals 1.35261 usd. since the ruiz family knows that usd are stated to the nearest hundredth of a dollar, they used the conversion ratio