What can be interpreted about type 2 diabetes mellitus in monozygotic twins when it affects only one twin 70% of the time and affects both twins 30% of the time? a. the trait is recessive. b. homologous genes can undergo chromatid exchanges. c. nongenetic factors can influence expression. d. mutation repair is incompletely penetrant.

Aflashlight battery is an example of a) potential energy b) kinetic energy c) thermal energy d) solar energy

Which level of taxonomy has the fewest organisms?

Imagine a person stepping on a pin and pulling his or her foot away. look at the reflex arc of this scenario below. which statement best describes the image? a)the sensory nerve carries the signal from the effector to the interneuron, and the motor neuron carries the signal to the receptor. b)the motor nerve carries the signal from the receptor to the interneuron, and the sensory neuron carries the signal to the effector. c)the sensory nerve carries the signal from the receptor to the interneuron, and the motor neuron carries the signal to the effector. d)the sensory nerve carries the signal from the receptor to the motor neuron, and the interneuron carries the signal to the effector.