Human curiosity and creativity have led to improvements in technology. How have advances in technology affected scientists?

They have helped them develop logical hypotheses.

They have allowed them to prove their theories true.

They have allowed them to make more observations.

They have allowed them to think more critically.

Which is not a likely outcome after extensive irrigation of dry farmland? useless, unproductive soil salinization of the soil depletion of groundwater nutrient-rich soil

The negative impacts of nonnative species generally outweigh the positive impacts

Punnett squares are used to show possible combinations of alleles or to predict the probability of a trait occurring in offspring. an incomplete dominance cross is performed between a bird that is homozygous for red feathers and a bird that is homozygous for blue feathers. purple offspring result. then, two of the purple offspring are crossed. according to the punnett square for this cross, how many of the offspring from the second cross will have a feather color that results from incomplete dominance? 1 in 4 2 in 4 3 in 4 4 in 4