Photosynthesis occurs when
a. plants absorb energy from carbon dioxide
b. plants absorb energy from sunlight
c. oxygen concentration in the atmosphere increases
d. all of the above

In some plants, pointed leaves (p) are dominant over rounded leaves (p). a plant with a genotype of pp

Which statements describe resources? one of the factors people use when deciding where they will live is the availability of resources. renewable resources have little value for people. resources are unevenly distributed throughout the world. energy is the world resource which has the highest use. the use of nonrenewable resources has decreased in recent history. the use of resources is evenly distributed throughout the world. the world's oil supply will last for the next forty years if its use continues as expected.

What do we call the process when two dominant alleles are expressed and do not blend? a.incomplete dominance b.codominance c.multiple alleles