In a family with two brothers, one brother's thumbs are straight while the

other's thumbs are bent. The most likely reason for this difference is that the

brothers:

What five groups are commonly used to categorize wild animals?

Which must an animal do in order for cellular respiration to begin? 1) turn energy into sugars 2) eat food 3) gain energy 4) change sugars into food

How do climate and abiotic factors affect how organisms will be distributed in ecosystems?

These "abiotic ingredients" are the inorganic chemicals in Earth's early atmosphere (water, methane, hydrogen, carbon dioxide).

You are studying a set of mouse genes whose expression increases when cells are exposed to the hormone cortisol, and you believe that the same cortisol-responsive transcriptional activator regulates all of these genes.

Use the Distributive Property to multiply. 9 (4m + 1)

What is the trophic level of the moth larvae in the owl's ecosystem?

A patient diagnosed with amyotrophic lateral sclerosis has increasing muscle weakness in the upper extremities. the physician orders needle electromyography (emg) to record electrical activity of the muscles.

What happens After organic molecules such as Carbohydrates lipids and proteins are consumed

Passive transport is the act of a molecule moving freely down its concentration gradient. true or false