What are the two parts of a lipid? ?

2points what is the term for a female reproductive cell? a. egg b. chromatid c. allele d. fertilization

Apopulation of black bears depends on salmon from a stream for food. if a drought causes the stream to run dry one year, how will this likely impact the black bear population?

The rapid decomposition of organic matter produces evidence which supports: the slow accumulation of coal deposits long ages of the earth rapid burial of vast amounts of vegetation biblical account of noah's flood