Answer:
B. The cells of the immune system.
Explanation:
HIV is called Human Immunodeficiency, meaning it weakens the human immune system.
Solution:
The ability to fuse one's identity with that of another without fear of losing it characterizes what erikson called the psychosexual.
Thus this the required answer.
Answer: The correct answer is -
d) a dominant trait that depends on the presence of only one of many dominant alleles.
Glaucoma is an autosomal dominant trait, meaning that presence of single copy of the defective gene is enough to cause the disease.
It corresponds to a group of diseases, which cause damage in the optic nerve, leading to loss of vision and if not treated, it ultimately leads to blindness.
Thus, option D) is the right answer.
Answer:
You can measure mineral hardness with The Mohs' Scale.
Hope this helped :)
non-metals gain electron and metals lose electrons,
<span>Iron is a metal, so when it reacts it loses an electron becomes a
cation and form ionic bonds. Hydrogen is a non-metal, it gains an electron when
reacting and forms covalent bonds or ionic bonds.</span>