Answers
When a sharp pin gets stuck in your finger, your arm moves quickly away. This is an
example of which characteristic of life? - ANSWERSLiving things respond to stimuli
Which is the lowest level of biological organization that can be said to be "alive"? -
ANSWERScell
A scientist hypothesizes that the temperature at which an alligator's egg is incubated will
determine whether the alligator will be male or female. The dependent variable is -
ANSWERSthe temperature
All living things (i.e. grass, egrets, nutrias, shrimp, mold, bacteria...) in a marsh plus
physical factors (i.e soil, water, air ...) is an example of a(n) - ANSWERSecosystem
Animals are made of a type of cell with a true nucleus and other membranous
organelles. Animals are categorized in Domain - ANSWERSEukarya
A clownfish' scientific name is Amphiprion ocellaris; ocellaris is the - ANSWERSspecies
epithet
"All living organisms are composed of cells and all new cells come from pre-existing
cells." is a scientific statement of the ______theory - ANSWERScell
Oxygen has an atomic number of 8. An oxygen atom with an atomic mass of 17, has
________ protons, __________ electrons, and _________ neutrons - ANSWERS8, 8, 9
The four most common elements in living things are CHON which stands for -
ANSWERSCarbon, Hydrogen, Oxygen, Nitrogen
Which of the following statements about water is false? - ANSWERSWater has low
specific heat so it takes very little heat to change the temperature of water.
In living things, pH is an important factor. Which of the following substances in our body
has a strongly acidic pH? - ANSWERSstomach fluid- pH 2
Carbon has four electrons to share in its outermost electron shell. A carbon atom can
form _______ with other atoms. - ANSWERSall are correct
Because glucose will dissolve in water, glucose is a_______ ______ in an aqueous
solution. - ANSWERShydrophilic, solute
, Glucose, a ___________, may be joined together with other glucose molecules by a
___________ reaction to make starch. - ANSWERSmonosaccharide, dehydration
Identify the incorrect pairing of carbohydrate molecule and its function. -
ANSWERSChitin: polysaccharide that stores energy in liver and muscles of animals
Which of the following is not a function of lipids? - ANSWERSenzymes to speed up the
rate of chemical reactions in cells
The figure below shows the sequence of amino acids in a protein. This is the _______
level of protein structure - ANSWERSNo answer is possible
A protein is made at a _______________ as part of the ___________________and
then the protein travels via a transport vesicle to the Golgi apparatus. -
ANSWERSribosome, rough endoplasmic reticulum
What is the importance of the cristae ("folds") of the inner membrane of a
mitochondrion? - ANSWERSto increase the surface area for specific reactions of cell
respiration
What is the function of the organelle in the image to the right? - ANSWERScapture
sunlight to make sugar and oxygen
Use the figure to the right to identify the organelle indicated with letter Q -
ANSWERScentral water vacuole
Select Select the correct function for the organelle structure indicated by Z. -
ANSWERSMain storage of genetic information in chromosomes
What type of cell is shown in this figure? - ANSWERSeukaryotic plant
Which of these particles' crosses through the phospholipid bilayer of a plasma
membrane most easily? - ANSWERSa molecule of oxygen gas
Which of the following statements about the red blood cells labeled B is correct? These
red blood cells have ________ in response to a _________external solution. -
ANSWERSshrunken, hypertonic
During _____________, materials are moved across the plasma membrane against
their concentration gradient from low to high. This requires addition of energy. -
ANSWERSactive transport
Which process involves a cell using its plasma membrane to engulf and take in any
solid particle by formation of a vacuole as occurs when a white blood cell eats a
bacterium? - ANSWERSphagocytosis