Yes, you can.
Saliva tends to contaminate itself with blood, increasing the risk of HIV transmission from saliva.
The liger is a mix between a lion and a tiger. Ligers can be twice the size of a lion! they usually have a light brown color of a lion but stripes like a tiger.
The primary consumer would be the rabbit which eats the grass then the snake eats the rabbit & the hawk eats the snake
B. Mitochondria
The process of cellular respiration is essentially when oxygen and carbon transfuse themselves together to create carb on dioxide, which in turns creates energy.
The entire process is formed in the powerhouse of the cell, or in other words, the mitochondria.
A part of this question that may have been confusing is the answer, "lungs". Since respiration is correlated to the lungs, you may have been confused. However, this is a process that occurs within your cells, so on a small scale than your entire body.
When researching, it is possible for white sharks to have stomach ulcers. I couldn't catch how or why they do.