What are the nonliving components of the environment that shape an ecosystem?
a. autotrophs
b. biotic factors
c. heterotrophs
d. abiotic factors

Why is hemophilia more common in males than in females? a. hemophilia is more common in females b. affected males only need to inherit one copy of the allele c. hemophilia affects only males

How do energy and matter move through an ecosystem? both energy and matter unidirectionally flow through an ecosystem. both energy and matter cycle within an ecosystem. matter unidirectionally flows through an ecosystem, whereas energy cycles within an ecosystem. energy unidirectionally flows through an ecosystem, whereas matter generally cycles within an ecosystem.

He nfipa 704 system uses a numerical value between and to indicate the level of hazard for that particular chemical. a) 1; 100 b) 0; 4 c) 1; 20 d) 0; 9