Which soil horizon is composed of organic

litter?
a. A
b. B
c. C
d. D
e. E


A

Biology & Microbiology

You might also like to view...

Which term refers to an individual with identical alleles of a particular gene?

a. Genotype b. Heterozygous c. Homozygous d. Gene e. Phenotype

Biology & Microbiology

Which of the following is the largest lymphoid organ, and filters pathogens, worn-out red blood cells, and platelets from blood vessels?

a. spleen b. thymus gland c. lymph nodes d. tonsils

Biology & Microbiology

The simple tissue composed of dead, thick-walled cells that provide structural support to plants is referred to as ____

a. vascular b. dermal c. collenchyma d. sclerenchyma e. parenchyma

Biology & Microbiology

What factors have been shown to mark a protein as short-lived?

a) All of the choices are correct. b) a lysine at the N-terminus of the protein c) the phosphorylation of certain residues in proteins that act at specific times within the cell cycle d) proteins that carry a degron, a specific, internal amino acid sequence that ensures their destruction

Biology & Microbiology