Aparticular genetic cross in which the individual with a dominant phenotype and an unknown genotype is crossed with an individual known to be homozygous for a recessive trait is referred to as

Autotrophs a.consume their food to get energy b.may use photosynthesis to gain energy c.are also called consumers d.cannot use solar energy

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

Which locations on the map are low-pressure areas? a b c d e