In cattle, long horns (L) are dominant over short horns (l) and a black coat (B) is dominant over a white coat (b). (3 marks) Determine the phenotypes (ratio) of the following cross: llBb x Llbb – parental genotype

Acell in the human nervous system whose primary function is to form myelin and the blood-brain barrier, respond to injury, remove debris, and enhance learning and memory is called a(n) cell.

About __ of the mass of the cell is water

Which of these is an example of land degradation? a. containers designed to store pollutants leak. b. fertilizers provide too many nutrients to crops. c. garbage is buried so the land can be reclaimed later. d. a drought kills all the plants in an area, leaving bare land