Answer:
A. Cell wall and chloroplast
B. Nucleus (the dark grey circle)
Explanation:
Kuppfer's Cell, monocytes, and lymphocytes
Answer:
Basically, the Atrioventricular valves are Mitral and Tricuspid valves located between the atrium and ventricles. Their main functions is to “prevent the backflow of blood from the ventricles into the atrium during the ventricular contraction (systole).
Explanation:
It gets smaller because that's what Lynx eat. If their food population goes down, they can't eat. So the Lynx might die.
Answer:
changing environment
Explanation:
If the species fails to adapt, it will die off.
