The structures circled in red in the image of moss above are _______ and contain _______.

Referring to the image above, the intestine is indicated by _______.

Using the figure of the moss life cycle above and your observations, do the spores belong to the gametophyte of sporophyte generation?

Referring to the image above, the intestine is represented by _______. 

What structure forms the primitive gut? 

Referring to the image above, the intestine is represented by _______. 

What structure forms the primitive gut? 

The plant indicated by the letter B in the image belongs to the division _______ and is a _______.

The plant indicated by the letter B in the image belongs to the division _______ and is a _______.

The structure shown inside the green box in the image of Obelia above is a(n) _______.