Which energy source produces less negative environmental impacts

A)Renewable Energy Sources
B)Fossil Fuels

S, tall stems (t) is a dominant trait while short stems (t) is a recessive trait. in a field of 1000 sunflowers, 820 are tall plants and 180 are short. which statement best describes the genotype of the sunflowers in the field?

The picture depicts budding in the yeast cell. what is the result of this process? a) the bud develops into a yeast cell with new genes. b) the bud develops into a yeast cell with the same genes as the parent cell. c) the bud develops into a yeast cell with half the genetic information from the parent. eliminate d) the bud develops into a yeast cell with double the genetic information

What are the wavelike contractions of smooth muscle that move food down the esophagus called