Tay-Sachs disease is caused by a recessive allele. The frequency of this allele is 0.1 in a population of 3600 how many people in this population will have tay-sachs

The pattern of this wave changes between its beginning and end. what is true about the amplitude and wavelength of the wave when the pattern changes?

What evidence supports the law of conservation of energy? a) mechanical energy is converted to chemical energy during photosynthesis. b) oxygen is made from the breakdown of carbon dioxide during photosynthesis. c)energy is absorbed by chlorophyll and becomes chemical energy during photosynthesis. d)the sun gives off light energy that is absorbed by plants.

Which of the organisms listed below performs nitrogen fixation? a. legumes b. plants c. bacteria d. fungi