What is an atom's atomic number? the number of electrons in an atom
the number of neutrons in an atom
the number of protons in an atom
the number of bonds in an atom​

Hurry which of these is true about index fossils? a) are very scarcely found b) used as guides in relative dating c) found in the youngest layer of the rock d) used as reference points in absolute dating

Why did rutherford say that bombarding atoms with particles was like "playing with marbles" what

Match the following terms and definitions. 1. species that are adapted to live in equilibrium at carrying capacity population density 2. population growth that reaches equilibrium and carrying capacity population 3. death rate mortality 4. birth rate k-selected 5. a group of interacting individuals of the same species within the same geographic area natality 6. the number of organisms living in a particular area logistic growth