Answer:# 1 is salt #2 is fresh #3 fresh #4 salty
Explanation:
<h3><u>Answer;</u></h3>
A. Gas exchanges takes place by diffusion.
B. It is an open system.
<h3><u>Explanation</u>;</h3>
- Most molluscs and arthropods have an open type of circulatory system.
- Open circulatory systems pump blood into a hemocoel with the blood diffusing back to the circulatory system between cells.
- Blood is pumped by a heart into the body cavities, where tissues are surrounded by the blood.
Answer:
C
Explanation:
ans is C Wait a minute, I'll be right back.
They are things that are non living. These include water, rock, soil, sunshine, air, wind, and any other items we use that isn't alive (cellphones, TV, furniture, clothes, etc.). Biotic factors are opposite of this. These include anything living like humans, dogs, plants, etc.
The burn of calories is connected to gender, mass and the age. These characteristics are the similar for both individuals, so you have to look for the outcome of the body fat percentage.
Muscles are an active tissue which suggests that at rest they burn calories in a bigger proportion than fat. So, the male with more muscles will likely burn more calories at rest.
The lower the fat percentage the higher the muscle percentage.
To conclude, that the male with 13% of body fat will burn more calories at rest than the male with 29% of body fat.