DNA can make exact copies of itself through replication because the nitrogen bases always pair

The probability of producing a normal child by two parents who are carriers for an autosomal recessive disorder is

Biomass can be used to generate electricity. biomass relies heavily on agricultural crops. plants release carbon dioxide and water in combustion. plants use photosynthesis to originally generate the energy that is needed. the chemical energy of these plants all started with what energy source?

Aboy with an extra x chromosome probably has which of the following syndromes?