Which of two particles have the same mass but opposite charges

A family has a Y-linked disease that affects the father. What is the chance of a male offspring inheriting the same disease? A. 100% B. 50% C. 25% or D. 0%

During a football game, a young man suffers an injury to his spinal chord at the first thoracic vertebrae. What major functions could be lost due to his injury?

Environmental Microbiology

An infection in the body might result in a sudden (1) decrease in the activity of antigens produced by the mitochondria (2) decrease in the amount of DNA present in the nuclei of cells (3) increase in the activity of white blood cells (4) increase

Give two examples of what would occur if one of the pairs did not match or had an extra chromosomes. Explain how this might occur, and if it would be dangerous to the individual.

Which statement best compares consumers and decomposers

What is the speed of a car that travels a distance of 520 kilometers in 12 hours?

You observe 4 cell samples under a microscope. Identify which one belongs to a plant. A. Sample 2 has mitochondria and chloroplasts, a cell wall and a large vacuole. B. Sample 3 has mitochondria and a nucleus but no cell wall. C.

Wagner observed the coastlines and continents in the southern hemisphere has similar grooves which of the following supports coastlines far away from one another having similar Grooves

Name four classes that belong to the phylum Arthropoda