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1st sem life science

QuestionAnswer
List the 6 steps of the scientific method in order. problem, research, form a hypothesis, experiment, analysis, make a conclusion
What are the two reasons why we know the Bible is God's Word? We have recorded evidence or historical facts and we have physical evidence
When a chicken lays an egg, which life process is being displayed? reproduction
The pressure that water exerts on the cell membrane is called what pressure? turgor
The sugar most used in cellular respiration is - glucose
What is the difference between an experimental group and a control group? The experimental group is the one that is not known and changes, the control group never changes or compares to
What are the three categories that any scientific observation or conclusion will fit into? contradict the Bible and be wrong, go with the Bible and be right, if the Bible doesn't say anything
What is the proper use of science? a tool
Name the four molecules that are important to life? protiens, nucleic acids, lipids, carbohydrates
List three rules for writing a scientific name. italicized, first and last word capitalized, latin
The two types of nucleic acids are: DNA, RNA
List in order, from largest to smallest, the seven levels of the classification system. Kingdom, Phylum, class, order, family, genus, species
List the four functions of the cell. all cells use energy, all cells reproduce, all cells manufacture, all cells respond to changes
List three life processes. reproduction, grow, rid of waste
State the two points of the cell theory. All cells make up living things, the functions of living things are performed by the cells they are made of.
When someone drops their book on the floor, it makes a loud noise and you jump, which life process is being carried out? respond to environment
What is one difference between active transport and passive transport? active transport requires energy, passive does not
Why is the cell membrane called selectively permeable? because it lets somethings in and somethings out, but the rest can't come in or out
Name the two types of anaerobic cellular reproductionand their by products. Alchoholic fermentation:C02 lactic acid:Co2
Explain how the two types of anaerobic cellular resperation are different and how they are alike. different-yeast carries out Alchoholic fermentation but muscles carries out lactic acid fermentation alike-They both dont use oxygen
List the levels of an organism beggining with the cell. cell, tissue, organ, organ system, organism
The chemicle equation for cellular respiration. glucose + o2 = CO2 + H2O + energy
What is the difference between aerobic and anaerobic cellular respiration? anaerobic does not require oxygen but aerobic does
What kind of bond holds the nitrogen bases together in a DNA molecule? hydrogen
Name the two steps of protein synthesis in the order that they occur. TRNA, MRNA
Descrive the shape of the DNA molecule. Double Helix
In DNA what are the sides made of? sugar plus phosphates group
In DNA what are the rungs or pieces across made of? Nitrogen base
Name two differences between plant and animal cells? plant cells have a cell wall and animal cells don't, plant cells have a vacule and animal cells don't
Created by: ace137
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