The trait of freckles is dominant and represented by a. no freckles is recessive and represented by a. a researcher crossed two individuals, one homozygous dominant aa and the other heterozygous for freckles aa. the researcher concluded that all offspring would have dominant as well as recessive alleles. what comment would you make about his conclusion?

How does friction with the atmosphere affect the speed of an artificial satellite

Elephants in the savanna regions of africa dig holes in dried up river beds to reach water lying just below the surface. these holes provide drinking water for other animals as well. so, without the elephants, many animals might otherwise die from lack of water during the dry season. the location in which the elephants live is an example of a/n and the role they play in creating water holes is an example of a a) ecosystem; habitat b) community; niche c) habitat; niche d) niche; habitat

Are the earth's ocean floor and continents the same age geologically? why or why not?