A pea plant will have purple flowers if the plant's genotype is PP or Pp. This is because the allele for purple flowers is
Dominant
Lethal
Recessive
Codominant

How can you keep track of variables in a science experiment?

If you are in a chronic state of anxiety but also suffer from moment of sudden, intense fear you are problably suffering. from

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