Prolonged stress causes the immune system to weaken and are more like to get sick.
Answer: he genes for antibiotic resistance are passed to the offspring. Over time the whole population of bacteria becomes antibiotic resistant because the antibiotic resistant bacteria are best suited to their environment
Explanation:
Answer:
there is no right or wrong answer the teacher is wanting your opinion.
Explanation:
Answer:
The circulatory system is made up of blood vessels that carry blood away from and towards the heart. Arteries carry blood away from the heart and veins carry blood back to the heart. The circulatory system carries oxygen, nutrients, and hormones to cells, and removes waste products, like carbon dioxide
Explanation:
