Which is a density-independent factor

A. severe drought
B. intestinal parasite
C. fatal virus
D. severe overcrowding

Drag the tiles to the correct boxes to complete the pairs. match the nitrogenous base of dna with its complement.

Which of these statements is true about autotrophs, but not heterotrophs? a. they use sugar and oxygen to make carbon dioxide and water. b. they use chlorophyll and oxygen to make carbon dioxide and water. c. they use sunlight, water, and carbon dioxide to make sugars. d. they use sunlight, water, and oxygen to make chlorophyll.

Describe the impact of deforestation of both abiotic and biotic factors within the tropical rainforest.