the internal structures provide shapes and support to a variety of living organisms both unicellular and multicellular
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.
A specific answer to this question is:
~White blood cells attack organisms such as bacteria and fungi and may leave the blood for the tissues during an inflammatory response. Macrophages act as scavenger cells in the tissues, while monocytes perform their role in the bloodstream.
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