Answer:
A. the digestive, muscular, and respiratory
Explanation:
Muscle weakness affects the muscular system (muscles are in the muscular system) , stomach pain affects the digestive system (stomach is a part of the digestive system), and coughing affects the respiratory system (coughing hinders the ability to breathe properly).
They rely on glucose (sugar) as It's energy source....
Answer:
There are two types of errors: random and systematic. Random error occurs due to chance. ... Random error may be caused by slight fluctuations in an instrument, the environment, or the way a measurement is read, that do not cause the same error every time. In order to address random error, scientists utilized replication.
<em>Hope you got it </em>
<em>If you have any question just ask me</em>
<em>
If you think this is the best answer please mark me as brainliest</em>
Answer:
It is covered in spots
The fin on its back is very close to the tail.
It has a long, narrow body.
