Receptors on nerves work by opening ion channels (sensors) in the wall of the nerve.

The Industrial Revolution: resulted in a population increase increased the number of hunters created new ways to dispose of trash all of the above

Explain why synthesis of ATP by ATP synthase does not occur in absence of oxygen? 3 marks worth

How does groundwater recharge rivers?

When an object speeds up, slows down, or changes direction what is that called

The distribution of related animals and plants across the world A) shows that many organisms were distributed at random. B) provides evidence that many evolved from common ancestors.

What are the two substances that maybe formed in anaerobic respiration

Condition in which neither gene is dominant

How is natural selection important to biomes and organisms?

3. In chickens, the frizzle gene "F" controls the appearance of the feathers. A homozygous dominant chicken for the frizzle gene shows "extreme frizzle", that is his feathers are extremely disrupted.

Isn't this correct?! (I chose A). My teacher marked it incorrect. What is a phenotype? A. the physical or detectable traits of an organism B. a type of biological diversity caused by environmental factor that affects the organism C.