A cell in G2 of mitosis has 22 chromosomes in the replicated state. How many centromeres are in this cell?

The enzyme maltase is a digestive enzyme that digests the sugar maltose.  It is produced in cells of the salivary glands and excreted into the saliva of the mouth.  Which of the following is the predicted pathway for the production of maltase?  

An animal embryo at the eight-cell stage has cells that are arranged spirally and exhibit determinate development.  Which of the following can this embryo develop into?

What characteristic is shared by both fungi and humans?

Plasmogamy is indicated by the letter _____ and karyogamy is indicated by the letter _____. 

If karyogamy was inhibited in a fungus, what would be the consequence? (select all that apply)

During embryonic development in the eumetazoa, gastrulation results in

For each tree pictured above, select the most likely pollination and seed dispersal mechanism.  PLEASE NOTE: THERE IS A TECHNICAL ISSUE WITH THIS QUESTION.  YOU WILL RECEIVE FULL CREDIT FOR ANY ANSWER (BUT PLEASE ANSWER THE QUESTION).

Which of the following characters is seen in the angiosperms (flowering seed plants), and is not seen in other seeded vascular plants?

A basic postulate of Einstein’s theory of relativity is: