If he each normal body cell of a human contains forty-six chromosomes then the number of chromosomes in a human egg will be

Explain why treehouses dont change in height as a tree grows

Name the parts of the animal food web

What makes volcanoes violent?

Lizards also thermoregulate and, as in humans, thermoregulation in lizards involves negative feedback. lizards, however, are ectotherms and gain most of their heat from external sources.

An estuary is a partially enclosed body of water. An estuary is a mixture of what two types of water? What is primarily threatening estuaries? What is a watershed?

Which of the is not a function of lipids? A. Insulation b. energy storage c. Constituent of cell memebranes d. Creates proteins

What is the relationship between the pH of pond water and the survival rate of animal species living in the pond? A) The is no relationship between pH and surviving species. B) As the pH decreases, the number of surviving species decreases.

All objects are composed of atoms. The electrons contained within the objects' atoms are prone to move or migrate to other objects.

How were scientists able to understand that the earth was not completely a solid

Which type of bone supports body weight