Thursday, December 12, 2013

Post 18: Dec 12,13

A and P:  Explain the two types of receptors for intercellular signals.  Also explain the 3 types of responses that are possible when a membrane bound receptor is bound.

Biology:  Identify 3 people who were involved with the development of the theory of evolution and what their contribution was.

Biochemistry:  Explain how proteins can act as gateways through a cell membrane.

Physics:  Explain each of the 6 types of simple machines and how they are able to reduce the amount of work being done.

Env Chem:  Google "Life Straw" and explain what it is.  Also express your opinion on this new technology.

Botany:  Explain the ecological importance of each of the 3 main groups of protists.  Also hypothesize what life may be like without them.




Tuesday, December 10, 2013

Post 17: Dec 10,11

A and P:  Identify the glands associated with the endocrine system and one hormone that each produces.

Biology:  Explain what you know about evolution in 3-5 sentences.

Biochemistry:  Explain the role of each of the fat-soluble lipid vitamins discussed on p 221.  What happens if there is a deficiency in one of these?

Physics:  Explain the concepts of torque and a lever arm and how they relate to applied force.

Env Chem:  Explain the three types of desalination being used currently.  Why is this solution so important to our water supply and are the methods economically feasible?

Botany:  Briefly describe each of the 3 main groups of protists.

Friday, December 6, 2013

Post 16: Dec 6,9

A and P:  Explain each of the functions of the endocrine system and give an example of them from your daily life.

Bio: Why might genetic screening raise ethical concerns about privacy?

Biochemistry:  List 3 functions of lipid molecules in the body:

Physics:  Explain the concepts of universal gravitation and Newton's Thought Experiment as outlined in your text.

Environmental Chemistry:  Explain the differences between covalent and ionic compounds.  What makes an ion?

Botany:  What is a protist?  Give 2 examples of protists and where they can be found in nature.


Wednesday, December 4, 2013

Post 15: Dec 4,5

A and P:  Explain each of the 4 main blood types, their antigens and antibodies and their compatibility with each other.  Which are the universal donor and recipient, why?

Bio:  What is the human genome project and what were its 2 goals?  What is project HapMap and why is it important?

Biochem:  Explain what a lipid  and a fatty acid are.  How do you distinguish between saturated and unsaturated fatty acids?  Give an example of each:

Botany:  Explain 3 things that you have learned about bacteria through this class.

Env Chem:  How does your water footprint compare to others you know?  Why?  How could you modify your water footprint so that it has less of an impact on the environment?

Physics:  Mr. Blair walks along and twirls his keys in a circle at the end of a KSU lanyard down the hallway.  If the keys have a centripetal acceleration of 145m/s2 and the lanyard has a length of 35 cm, what is the tangential speed of the keys?  If the keys have a mass of 200.0g, what is the force experienced by the keys?

Monday, December 2, 2013

Post 14: Dec 2, 3

A and P:  List and give an example from your life of each of the functions of blood.

Bio: Contrast - How do DNA and RNA differ?  (p226)  Also, explain the differences between the 3 types of RNA.

Biochem:  Researches have developed drus based on hirudin, a throbin inhibitor from the medicinal leech Hirudo medicinalis.  Why would the leech be a good source for an anticoagulant?

Physics:  Describe in as many ways as you can the motion and forces experienced in a whirly-bird ride at the carnival.

Env Chem:  Describe a solution you are familiar with in terms of solvent and solute.  Also explain how concentration could affect that solution both in a positive and negative way.  Be specific.  Is your solution an electrolyte?  How do you know?

Botany:  How do chemoautotrophic bacteria differ from photosynthetic bacteria?  What do cyanobacteria and other bacteria have in common?