Study sets, textbooks, questions
Upgrade to remove ads
Biology Exam Chapters 1-4
Terms in this set (88)
What is the product of gene expression?
How is DNA transmitted across generations?
Which pair of organisms below are the unicellular and prokaryotic organisms?
bacteria and archaea
determine the existence of particular species in the past
vertebrate forelimbs all share the same basic array of bones
DNA of different organisms are compared to show their relatedness
All organisms in Domain Archaea and Domain Bacteria are unicellular and do not have nucleus.
similarities in embryos their descent from common ancestor
Chromosomes are located in what organelle in a eukaryotic cell?
A scientist observed that fertilizer make tomato seedling grow taller and produce more leaves. So, he sets up an experiment. Tomato seedling A gets no fertilizer, tomato seedling B gets 5 mg of fertilizer each day, and tomato seedling C gets 10 mg of fertilizer each day.
What is the dependent variable and independent variable?
independent variable is fertilizer and dependent variable is height and number of leaves of the seedling
What process converts light energy to chemical energy in glucose? It is a one-word answer and spelling matters.
Your microwave will not turn on, and you speculate that a circuit breaker in the house has been tripped. What step in scientific method are you doing?
making a hypothesis
What are the characteristics of a good hypothesis?
falsifiable, precise, testable
A ________ is a temporary answer or explanation to the question. It is a one-word answer and spelling matters.
What is released in photosynthesis that is used for cellular respiration and what is released in cellular respiration that is used for photosynthesis?
O2 ; CO2
Anatomy of mammalian limbs
reflects their descent from common ancestor
What is the basic structural and functional unit of life?
Reproduction is required in order for an organism to survive.
What organisms return the nutrients back to the environment?
What is transcription?
Synthesis of mRNA from DNA
the level of biological organization at the organismal level?
Tissue - Organ - Organ system - Organism
Prokaryotic cells are cells that do not have nucleus and membrane-bounded organelles while eukaryotic cells are cells that have nucleus and membrane-bounded organelles.
The attraction of water molecule to the walls of plant vessels is called ________. It is a one-word answer and spelling matters.
Large amount of energy is required to change the temperature of water. What property of water is this?
Water has a high specific heat.
At 0oC, a water molecule is bonded to how many water molecules to create a structure that is open and spaces the water molecules apart.
The transport of water upward in plants is due to ________.
both cohesion and adhesion
You are in the beach one hot summer day. Which is hotter, the sand or the ocean water?
Sand because it has low specific heat.
Because water has high ________ some insects like a water strider can walk on the surface of the water without sinking. It is a two-word answer and spelling matters.
You feel cooler when you sweat because when water (your sweat) turns from liquid to gas, heat is (required/released).
Water has a high heat of vaporization. This means water requires large amount of heat to form hydrogen bonds to hold water molecules together.
What atoms composed a water molecule?
Two atoms hydrogen and one atom oxygen.
Changes in temperature inside cells are kept within limits that permits life is what property of water?
high specific heat
In a water molecule, oxygen is partially negative and hydrogen is partially positive because ________.
oxygen is much more electronegative than hydrogen
In solid state, the water molecules ________.
are arranged in a crystalline lattice
Water density increases at
Hydrogen bonds are weak interactions that form between the partially negative O atoms and the partially positive H atoms of two water molecules.
At 0°C, ice forms and can float on liquid water. What would happen in a lake if ice is heavier than liquid water
The ice would cover the bottom of the aquatic system and would build up in layers over time.
When NaCl is added to water and the Na ions (Na+) are attracted to the negatively charged oxygen and the chlorine ions (Cl-) are attracted to the positively charge hydrogen, what is formed? It is a two word answer and spelling matters.
What is responsible for the high surface tension of water? It is a one-word answer and spelling matters.
The formation of ________ bonds by water molecules is responsible for many of its important physical properties. It is a one-word answer and spelling matters.
What will happen to the can of soda if you will leave it overnight in the freezer? Can you explain why?
The can will burst because the volume of water increases when it will turn solid.
The sticking together of water molecules by hydrogen bonding to another water molecule is called ________. It is a one-word answer and spelling matters.
A triglyceride is a ________ composed of ________.
lipid; fatty acids and glycerol
What bonds are responsible for the secondary structure of the protein.
The 20 different kinds of amino acids are different with each other through their ______.
The storage polysaccharide in animals is ________ and it is stored in ________.
glycogen ; liver
A mutation that alters a single amino acid within a protein can alter the ________.
Primary level of protein structure
What makes cellulose different from starch?
Cellulose forms long filaments but starch is highly branched.
The sugar that makes milk sweet is ________ and the sugar that makes fruits sweet is ________.
lactose ; fructose
What happens when proteins are denatured?
the proteins lose their secondary structures
the proteins lose their tertiary structures
the proteins become non-functional
Differentiate saturated fatty acid from unsaturated fatty acid.
Saturated fatty acid has no double bonds in its carbon chain while unsaturated fatty acid has one or more double bonds in its carbon chain.
What is the complementary strand of this DNA strand? 3' ATCGTGCA
5' TAGCACGT 3'
In dehydration reaction, water is ________ and chemical bond is ________.
sequence of amino acids in a polypeptide
coiling and pleating of the polypeptide
final folded structure of a globular protein
arrangement of two or more polypeptide chains
What bond that links amino acids together? It is a one-word answer and spelling matters.
Which of the following are organic molecules?
C6H12O6, glycerol, CH4, if it contains carbon and hydrogen
Which of the following statements describe RNA?
It is single stranded.
It has ribose sugar.
Phosphodiester bonds are present.
What sugar is present in RNA?
What nitrogen base is present only in DNA?
Which of the following produces magnification?
refraction of light as it passes through the lens
It is a measure of the ability of the microscope to distinguish between objects that are close together.
Which are NOT members of the endomembrane system?
Funky green lookin cell
Which PAIR of cell parts is found only in animal cells?
lysosome and centriole
According to the endosymbiont theory, mitochondria developed from ________.
Which of the following statements are true? They are all true
If the cell increases in size its surface area increases.
If the cell increases in size, the volume increases faster than the surface area.
If the cell increases in size, its surface area to volume ratio (SA/V) is decreased.
If the cell increases in size its volume increases.
Which domain/s has/have the unicellular prokaryotic organisms?
Domains Archaea and Bacteria
Which vacuole can store dissolved substances and can expand in size to increase the tonicity of a plant cell?
entral vacuole in plant cells
The stacks of closed chlorophyll-containing vesicles in the chloroplast are called ________.
You are examining a cell from a crime scene using an electron microscope. The cell contains cell wall, ribosomes, ER and golgi. What type of cell is it?
The special openings in the cell walls in plants where substances move from one cell to are called ________.
Which PAIR of cell parts is common in bacteria and plant cells?
cell wall and ribosomes
What are the advantages of cell being small?
Rate of transport of substances in smaller cells is faster than in bigger cell.
Rate of growth in smaller cells is faster than in bigger cell.
What is the total magnification of the specimen that is observed at 4x objective in a microscope with an ocular magnification of 10x?
microtubule-organizing center in animal cell
keeps organelles in fixed locations
produces catalase that breaks down hydrogen peroxide
contains enzymes that breaks macromolecules
packages and distributes molecules
SER(Smooth endoplasmic reticulum)
The major factor limiting cell size is the ________.
ratio of surface area to volume
the direction of the transport of proteins out of the cell
ER → golgi bodies → cell membrane
What are the similarities of prokaryotic cell and eukaryotic cell?
Both cells have plasma membrane.
Both cells have DNA.
Both cells have ribosomes.
Below are organisms and their cell wall composition. Which is mismatched?
Mushroom - amylopectin
Sets with similar terms
Biology EOC Review
BIO 211 Chapter 36: Resource Acquisition…
Other sets by this creator
Network Systems 6-7.3
Networking Chapters 1-4
Exam 2 - Linux
How are impulses transmitted through the heart?
What evolutionary milestone involving animals occurred during the Devonian Period?
How do absorbed food molecules travel to the rest of the body?
Why are long-term drug abusers, who have built up a large degree of tolerance, endangered by their effective dose?
Recommended textbook solutions
Human Resource Management
John David Jackson, Patricia Meglich, Robert Mathis, Sean Valentine
Clinical Reasoning Cases in Nursing
Julie S Snyder, Mariann M Harding
Hole's Human Anatomy and Physiology
David N. Shier, Jackie L. Butler, Ricki Lewis
Human Resource Management
John David Jackson, Patricia Meglich, Robert Mathis, Sean Valentine
Other Quizlet sets
Astro ch. 3
Physical Development in Infancy