8. Two guinea pigs mate. At least one offspring has a white coat. Which of the following
crosses could NOT have produced such an
offspring?
A. Bb, Bb
B. Bb, BB
C. Bb, bb
D. bb, bb

Which way do the nitrogenous bases in dna pair up? a. a and g; t and c b. a and c; t and g c. a and t; g and c d. a and a; t and t; g and g; c and c

Imagine that certain laws of physics could be ignored and you were able to travel vast distances in moments. now imagine that you traveled to an earth-like planet located light-years away that is known to support life. think about what you’ve learned in this unit and make an argument for what you think would be the dominant type of life form on this planet. consider whether a notochord is required for an organism to manipulate its environment and become a dominant creature.

Most animal cells membranes have proteins that pump ions out of the cell and potassium ions into the cell