Who was the first person to propose a heliocentric model of the universe

Temperatures in ponds and lakes vary by season. select the best answer from the choices provided t f

Which of the following forest management practices is best for reestablishing areas of forest?

Refer to the family pedigree shown here. in generation i, one parent is affected by the gene mutation and one parent isn't. in generation ii, all three children are affected by the gene mutation. what can you conclude about this gene mutation? a. all children born in future generations will be affected by this disorder. b. this gene mutation is a dominant disorder. c. this gene mutation is a recessive disorder. d. the generation i mother is a carrier of this gene mutation.