The answer is E, it isn’t considered a fetus until the 9th week after conception
Answer:
A is the correct answer
Explanation:
the existed about 3.8to 4.0 billion years ago
Attached is the table related to this exercise that I found on the internet.
According to the table, the division with the largest sample was the division II.
Summing up all the individuals from the different divisions we have:
Division I - 22
Division II - 27
Division III - 21
The sample from division II is the largest.
Swim Bladder is the answer for sure
Before your food passes from the mouth and down your esophagus, salivary amylase, an enzyme in saliva, begins to digest the starch in your bread. That is the start of chemical digestion. ... The passage of the bolus through the esophagus to the stomach occurs by peristalsis, a series of wave-like muscle contractions.