In cats the X chromosome carries the gene for coat colour. The allele for yellow coat (J) is dominant over the allele for black coat (j).  A cross between a yellow male and a black female produces three male kittens. What colour are the kittens? How do you know?

Which medullary index indicates a human hair? a. 0.653 b. 0.733 c. 0.516 d. 0.256

After fertilization, which type of cellular division is responsible for the growth and development of a complex, multicellular organism?

In 2015, about ten percent of total u.s. energy consumption was from renewable energy sources. renewable energy plays an important role in reducing greenhouse gas emissions. when renewable energy sources are used, the demand for fossil fuels is reduced. sanjay and his family want to cut back on their use of non-renewable resources at home. they are thinking of an alternate way to heat their home without adding more greenhouse gases or pollutants to the environment. which renewable resource would not fit into their plan? a) solar power b) burning wood c) constructing a wind turbine eliminate d) generating hydroelectric power