A remora attaches itself to a shark with an adapted fin. The remora eats food that the shark finds but would leave uneaten. The remora and shark show what type of relationship? commensalism
competition
mutualism
parasitism
predation

commensalism

Explanation:

the remoras benefit from holding onto the shark, but neither species is harmed.

hope this helps

the answer for apex is "1 and 6"

i'm guessing this is from edg enuity so the answers would be, from top to bottom,

theodor schwann

matthias schleiden

robert hooke

rudolph virchow

anton van leeuwenhoek