ANSWERS!!
Hydrogen bond correct answers weak bond
hydrogen bond correct answers helps hold dna together
hydrogen bond correct answers most abundant bond type
covalent bond correct answers electrons are shared between 2 or more molecules
covalent bond correct answers strongest bond
covalent bond correct answers bond between 2 non metals
ionic bond correct answers electron is taken from one atom and given to another
hydrogen bond correct answers holds h2o together
ionic bond correct answers protons (positive) and electrons (negative) attract each other to
hold atoms together
organization
contains materials only in living things
use energy
homeostasis
sensing environment
respond to external stimuli
adapt to envrionment
altering environment
reproducing correct answers what are the characteristics of life?
maintain a relatively constant internal environment correct answers What is homeostasis?
atom
molecule
cell
tissue
organ
organ system
organism correct answers What is the levels of organization from atom to organism?
cells exists only from pre-existing cells correct answers What is the cell theory?
Negative Feedback correct answers Operate to reverse, reduce, or eliminate the changes
detected by the stimulus receptor
Positive feedback correct answers operate to reinforce detected change by the stimulus
receptor
, correct answers what are 2 types of stimulil
Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species correct answers
classification of living organisms
Archaea, Bacteria, Eukarya correct answers what are the 3 domains
Protista, Fungi, Plantae, and Animalia correct answers What are the 4 kingdoms in Eukarya
Animalia
Chordota
Mammalia
Primates
Hominidea
Homo Sapiens correct answers What is human's phylum, class, order, family, genus, and
species?
prediction correct answers what is a hypothesis?
continued support of a hypothesis correct answers what is a theory?
Cell Theory
Gene Theory correct answers What are the 3 most common examples of theories
theories accepted by scientists correct answers What is a principle
an experiment in which two groups are used for comparison purpose correct answers What is
a controlled study?
The cell is the smallest unit having the properties of life
ALL cells come from preexisting cells through cell division correct answers What are the
components of the cell theory?
Study of cell correct answers What is cytology?
Plasma Membrane
DNA
Cytoplasm correct answers What 3 things are found in all cells
Eukaryotic cells are thought to come from prokaryotic ancestors correct answers what is the
endosymbiotic theory?
Cell wall
Vacuole
Chloroplasts correct answers What are 3 special features in a plant cell
Vesicle, Cytoskeleton, Flagella and Cilia, Centrosome, ER, Golgi Body, Lysosome, Nucleus,
and Mitochondria correct answers What are the major organelles of the cell?