Answer:
D.
Explanation:
It will stay the same no matter how the atoms are rearranged
Answer:
White blood cells.
Explanation:
The first line of defence (or outside defence system) includes physical and chemical barriers that are always ready and prepared to defend the body from infection. These include your skin, tears, mucus, cilia, stomach acid, urine flow, 'friendly' bacteria and white blood cells called neutrophils.
It's controversial because the best source of stem cells is a human embryo (an aborted fetus).
The statement about the tundra that is true is that there are two main categories of the tundra biome.
Question: The ___________ in males and the _________ in females are permanently blocked when an individual undergoes a sterilization procedure.
Answer: vas deferens in males; fallopian tube in females
The vas deferens (males) and fallopian tube (females) underwent permanent blockage when the individual is undergoing the procedure of sterilization.