HELLPP PLEASSEE What would be the two alleles for a heterozygous parent that has Brown Eyes?

Could they possibly have a kid with Blue eyes? Explain why

In the context of the neural impulse, which of the following is true about the depolarization of neuron membranes?

Which of the following is a possible reason for sleep? a) growth b)digestive c)speed d)intelligence

Put the following steps of the convection process in the correct order. 1. gravity pulls cooler matter downward. 2. the matter expands and decreases in density. 3. an up-and-down flow of matter produces a convection current. 4. matter is heated. 5. warmed matter is forced upward. question 2 options: a) 4, 2, 5, 1, 3 b) 2, 4, 3, 1, 5 c) 3, 2, 5, 4, 1 d) 1, 4, 2, 5, 3