A baby boy is born with six toes (polydactyly) on his right foot, a trait that neither parent has but one that the paternal grandfather has. What is the best explanation for this occurrence?

The burning of coal and oil for energy affects the carbon cycle in which way? A. It increases the amount of carbon in existence. B. It decreases the amount of carbon in existence. C. It increases the amount of atmospheric carbon. D.

How does the structure of a plasma membrane depend on the amphiphilic nature of phospholipids?

When does slime seem more like a solid and when is it more like a liquid?

Which word describes the area below Earth's surface that fills with water?

A black footprint is a term used to describe the full climate change impact of something such as a food item, a lifestyle choice, or the cumulative environmental impact of carbon emissions from a country. True False

Match the term to its description. Match Term Definition Astronomical body A) A celestial object consisting of a nucleus of ice and a stream of gas and dust Galaxy B) A system of stars held by gravitational attraction Comet C) An object in space

How does meiosis most benefit a species?

What is the least common multiple for 8,27, and 35?

Students were tasked with developing a model of how pesticide resistance is developed in a population of farming pests. Each student submitted the scenario they would model to their teacher.

Which organs are responsible for producing fluid to give sperm nourishment and motility? a) vas deferens b) testes c) seminal vesicles d) prostate glands