20. In the dihybrid cross for pea plants shown below, Ris dominant for round peas, ris recessive for wrinkled peas, Y is dominant for yellow peas, and y is recessive for
green peas. A student could accurately make which statements about the offspring
of this cross?
rryy
ry
ry
ry
ry
RY
RY
RRYY
RrYy RrYy RrYy RrYy
RrYy RrYy RrYy RrYy
RrYy RrYy RrYy RrYy
RrYy RrYy RrYy RrYy
RY
RY

regents of the university of california v. bakke, 438 u.s. 265 (1978), was a landmark decision by the supreme court of the united states. it upheld affirmative action, allowing race to be one of several factors in college admission policy.

the solute can move "downhill," from regions of higher to lower concentration, relying on the specificity of the protein carrier to pass through the membrane. this process is called passive transport or facilitated diffusion, and does not require energy.