Answer:
the answer is
b. it carries blood towards the heart
Contemporary landscapes result from many causes, including variability in abiotic conditions, such as climate, topography, and soils; biotic interactions, such as competition, mutualism, herbivory, and predation, that can generate spatial pattern even when environmental conditions are homogenous; natural disturbances. I hope this helps :)
Answer: A) Proteins and nucleic acids
Explanation:
Answer:
Frogs have skulls but don't have necks
I found this photo, i hope it helps
