Which of the following are photosynthetic autotrophs?

1) algae

2) plants

3) all bacteria

4) some bacteria

5) arthropods

6) protists

Pesticides are generally ineffective in killing coffee berry borers. Ecologist Daniel Karp and colleagues conducted a study in Costa Rica to determine if natural predators like birds reduce the beetle population.

What does the smooth endoplasmic reticulum specialize on producing? A) DNA B) RNA C) Proteins D) Steroids E) Toxins

Which digestive structure is NOT correctly paired with its secretions? a. Brush border cells of the small intestine: Aqueous salt and mucus mixture b. Liver and pancreas: Bicarbonate ions c. Liver: Bile d. Pancreas: Digestive enzymes e.

What does it mean if they are two species with a lot of differences in the amino acid sequence?

What indicates a positive test for the presence of starch?

An ordinary cell thunderstorm is a a. scattered or isolated storm that is not severe. b. thunderstorm that does not produce lightning or thunder. c. thunderstorm that does not produce hail.

How does the behavior of an electron change when it forms a covalent bond?

Which type of mutation is responsible for new variations (alleles) of a trait?

What is skylab? A) space probe B) space station C) space shuttle D) space observatory

How was the formation of the mid-ocean ridge system different from the formation of the Himalayas? 1. The mid-ocean ridge formed at transform plate boundaries. The Himalayas formed at divergent plate boundaries. 2.