Which of the following statements is false?
a.)sunlight is the energy source for plant photosynthesis.
b.) chlorophyll is contained in organelles called chloroplasts.
c.) a by-product of photosynthesis is carbon dioxide.
d.)roots have tiny root hairs that maximize the plant's ability to absorb water.

Explain how sequences of amino acids in proteins can be used to reveal relationships among organisms.

One of the newest applications of cell technology is called cybrid embryos. this process involves replacing the nuclear material of an animal cell with human nuclear material. how might this process affect public policies about research by using stem cells? the same policies and concerns about the use of human embryonic stem cells would most likely apply. the embryos would most likely be treated like traditional animal embryos and regulated accordingly. the process of forming cybrid embryos would most likely be banned by government regulators. the embryos would be treated as regular cells because they are not fully human in origin.

How many alleles does a gamete carry for each trait? a.one b.two c.millions