Rna and dna are which type of organic compound

Hurry which of these is true about index fossils? a) are very scarcely found b) used as guides in relative dating c) found in the youngest layer of the rock d) used as reference points in absolute dating

In this experiment, the was intentionally manipulated. it is the independent variable. the dependent variables that were measured were the

In 2001, records showed that local stocks of fish were down worldwide. yet, records of harvests indicated that fish were being taken at records rates. what was actually happening?