Which type of disease might most likely be cured by stem cell transplantation?

a) disease caused by viral infections
b) disease caused by bacterial infections
c) disease caused by malfunctioning organs
d) disease caused by overactive immune response

When does dna replication(make a copy of itself)?

1. watermelon, papaya, oranges, bananas, and lemons are included in this food group. vitamin c 2. you need 6 or more servings of this food group each day vitamins d and a 3. found in fruit and keeps blood vessels healthy calcium 4. vitamins found in milk bread and grain 5. a mineral that strengthens bones fruit

The eruption of a nearby volcano causes a prairie ecosystem to receive a lot less sunlight. which of these is most likely effect on the ecosystem?