Facilitated transport ! this is passive transport but with specific proteins !
Answer:
False
Explanation:
The planets orbit because of the suns gravitational pull
Birds and bats are the most common predators
The chemical formula for water is H2O which means that every molecule of water has 2 atoms of hydrogen (H) and one atom of oxygen (O). Here comes the key part. From the Periodic Table of Elements, one sees that one molecule of oxygen atoms weigh 16 grams.
I apologize if this is not what you meant. If you have further questions just tell me.
Answer:
sun rays
Explanation:
biotic factors are ones that are alive which are the tree, tiger, birds, and beetle. abiotic is the ones that are not alive which would be sun rays, air or water. hope this helps