Answer:
A) Black winged beetles have higher fitness than white winged beetles
Explanation:
Because after the white winged beetles have played their eggs they die
About 37.2 trillion cells present in the body of an adult human.
These viruses – known as phages – attach to the surface of bacterial cells, inject their genetic material, and use the cells' enzymes to multiply while destroying their hosts. To defend against a phage attack, bacteria have evolved a variety of immune systems
Answer:
pericardium
Explanation:
A double-walled membrane, the pericardium, separates the right and left chambers, preventing oxygen-rich blood from mixing up with the one without oxygen. So, the heart functions go smoothly. Deoxygenated blood enters the right atrium.
Enzymes speed up the chemical reaction that takes place in cells. they are also important for digestion and metabolism.