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?

Monday, November 25, 2013

Post 13: Nov 25,26

Anatomy:  According to the chart on page 305, what is the composition of plasma by weight?

Biology:  Summarize what you learned about your scientist that you did a biography on.

Biochemistry:  Explain what could cause a blood vessel injury and the process behind it's repair.

Physics:  Explain how momentum and kinetic energy change during the impact of two basketball players who collide into one another.  Explain how mass and velocity are involved in this collision.

Env Chem:  Summarize (5-7 sentences) what you learned from one of the sections that your classmates presented last class period.

Botany:  No class due to thanksgiving break and fun day.

Thursday, November 21, 2013

Post 12: Nov 21,22

Anatomy and Physiology:  Explain an illness or disease that might cause an elevation of your neutrophils, basophils and eosinophils.

Biology:  What sequences of bases would pair with the sequence TGACTA.  How does replication ensure that cells have complete sets of DNA?

Biochemistry:  What determines the rate of a reaction?  Explain.

Env Chem:  Explain 3 properties that make water unique.

Botany:  If all of the bacteria in North America were eliminated for one year, how would our lives be affected?

Physics:  Explain the concept of centripetal acceleration.  Give an example as well.