The base of the pyramid is built from organisms that primarily A) are autotrophs. B) are heterotrophs. C) consume organisms located above them.

A skin sac that holds the testes outside the body

Asteroids may be called planetoids (minor planets) because the largest known asteroid is only about kilometers in diameter. 100 1,500 500 1,000

Which of these activities provides an example of positive parenting? Mariah strictly disciplines and punishes bad behavior in children. Kate assigns responsibilities from a young age to modify children's behavior.

How do the ranges of tolerance affect the distributions of organisms

Cyanide cause cellular death because it prevents the electron transport chain from producing ATP. a. True b. False

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

Are genetic mutations bad

What is the taxonomy of each organism from largest to smallest grouping? List or organisms: brown bear, gold fish, honey bee, fruit fly.