There is a complete separation of pulmonary and systemic circulation in amphibians and most reptiles. Amphibians only respire through their lungs. Amphibians and most reptiles have a four-chambered heart consisting of two atria and one ventricle. Diving reptiles can alter the pattern of blood circulation to bypass their lungs when submerged.1. True2. False

Johnny rode his bike 4 blicks down the street to his friend's house once he got to his friend house and realized he could not cone out to play he turned aroubd and went back home. what is displacement for the total bike ride? how did you determine this? what could we use as a reference point to determine he was in motion during his bike ride? why can you use it as a reference point

Pls ! in your opinion, what are the limiting factors that might affect the growth or diversity of our ecosystem? respond to this question in claim, evidence, reasoning format. 1. make your claim (i are the limiting factors that might affect the growth or diversity of our 2. follow the claim with 3 pieces of evidence. evidence may be taken from the reading, the videos, previous lessons, or googled answers. site sources, too. 3. use reasoning to explain why you chose your evidence.

In "the pig," what is the main effect that the piglet initially has on kibuka?