Which agent would cause the least damage to a chromosome? radiation
X-rays
chemicals
ultrasound

Fossils can only be formed when? if mud, silt or tar is in the area to preserve the fossil ierosion does not occur and allows the fossil to form oxygen and microorganisms cannot decay the bones the area is dry and does not contain mud or silt

Aphids are tiny insects that feed on plants. ladybugs are to plants because they eat aphids. which type of organism are aphids in this scenario? co decomposers predators prey producers

Adigestive system that is a series of tubes beginning at the mouth and ending at the anus is a digestive system.