Introduction To Chemistry

Question 1

Atoms

Answer 1

single neutral particles

Question 2

Molecule

Answer 2

neutral particles made of two or more atoms bonded together.

Question 3

Classify the biological hierarchy (levels of organization) from smallest to largest

Answer 3

atoms molecules organelle cells tissues organs organ systems organisms populations communities ecosystems and biospheres

Question 4

Characteristics of Life

Answer 4

Made up of at least one cell
uni cellular- single cell
Multi cellular- multiple cells
contains genetic material
DNA
Able to reproduce
Asexual- one parent cell splits in two
Sexual- Two parent cells join to create one offspring cell
Regulates Internal Environment
Obtain and use energy
Grow and develop
Respond to Stimuli
Adapt and evolve
All living things maintain homeostasis.