Explain two important sources of genetic variation in meiosis. (2 pts) Evolutionarily speaking, why do you think is it important that meiosis involves recombination of the genes? (1 pt)

Which of the following tissues is responsible for body movement and for movement of substances through the body?

Members of the domains Bacteria and Archaea are called ________ because they lack a nucleus and internal compartments.

The O-H bond in H2O is formed by the overlap of what two orbitals?

Consider the following reaction at equilibrium. NH3 + H2O NH4+ + OH- Which of the following statements would be correct if the NH3 was removed?

The following is the structure of adriamycin, a common chemotherapeutic drug.  How many pii bonds are in adriamycin?  

The rule of 70 is used to find how long it will take an economy to grow by 70 percent.

The following is the chemical structure of ivermectin.  A controversial drug that has been in the news lately.  Name four (4) class of compounds that an be found in the structure of ivermectin.  Note:   the dark wedges are indicating that the bond is coming towards you and the dashes mean that bond is going away from you.

 What type of formula is this?

Marsha has come to learn that Starbucks, which she passes on her way to work each day, serves the best Caramel Macchiato she’s ever drank. Every time she drives past this coffee shop her mouth begins to salivate.  The sight of the restaurant activates which area of the brain responsible for causing a conditioned response?