Birds, just like humans, have a four-chambered heart.
Answer:
A) myoglobin binds the oxygen by means of iron
B)myoglobin would be an effective O_2-transport in other tissues
Explanation:
Cell division is how they reproduce
Answer:
i willl answer this science question in the comments section
Explanation:
Answer:
mouth, pharynx, esophagus, stomach, Small Intestine.
Large Intestine.
Rectum.
Accessory digestive organs: liver, gallbladder, pancreas.
