Questions & Answers 100% Verified
Characteristics of living things Answer-1.cells 2.reproduction 3.genetic code 4.growth &
development 5.Use energy 6.response to environment 7.internal balance 8.evolution
hierarchial classification Answer-Domain, Kingdom, Phylum, Class, Order, Family, Genus,
Species
Organization of living things Answer-Atoms->Molecules->Organelles->Cells->Tissues-
>Organs->Organ Systems->Organism>
population> community> ecosystem>biosphere
Three domains of life Answer-1. Bacteria
2. Archaea
3. Eukarya
vertical descent Answer-Progression of changes in lineage. (Generation to Generation)
Over time
horizontal gene transfer Answer-A process in which an organism incorporates genetic
material from another organism without being the offspring of that organism
scientific theory Answer-A well-tested explanation for a wide range of observations or
experimental results.
Hypothesis Answer-An educated guess that attempts to explain an observation or answer
a question.
subatomic particles Answer-protons, neutrons, electrons
, Bio 1200, Exam 1 Oakland University;
Questions & Answers 100% Verified
valence electrons Answer-The electrons in the outermost shell (main energy level) of an
atom; these are the electrons involved in forming bonds.
Electrons Answer-Negatively charged particles, not found in nucleus
Protons Answer-positively charged particles found in the nucleus
Nuetron Answer-A subatomic particle that has no charge and that is found in the nucleus
of an atom and has the same mass as a proton
atomic number Answer-the number of protons in the nucleus of an atom
atomic mass Answer-Number of protons + neutrons
Avagadro's number Answer-6.022 x 10^23
Molar solution Answer-A solution containing 1 mole of solute in 1,000 milliliters of
solution (indicated by M).
Groups Answer-similar chemical properties
Rows Answer-Increasing atomic number
all atoms want... Answer-to be neutral (P=e-) and to have a full valence shell (8)
covalent bond Answer-A chemical bond that involves sharing a pair of electrons between
atoms in a molecule