Acertain atom has an atomic number of four. how many protons does it have? a. 2 b. 0 c. 8 d. 4

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

Nasa scientists must work together to make sure that everything is correct and accounted for when launching a shuttle. besides a physicist, what other type of scientist would be in making sure that the shuttle has the appropriate type and amount of fuel to reach its destination?

When listening the levels of orginization in orginisims from the smallest to most complex , which level is just below organs in complexity