a layer of rock contains an index fossil that is 250 million years old. How old is another layer of rock with the same fossil 1,000 miles away?

Why is glycolysis considered to be one of the first metabolic pathways to have evolved?; a) it produces much less atp than does oxidative phosphorylation.

What is the scientific name for humans

Which atmospheric conditions would cause the greatest rate of evaporation from a lake? high temperature and low humidity low temperature and low humidity low temperature and high humidity high temperature and high humidity

Viruses do not have the ability to reproduce on their own, they need a blank

Describe the role of enzymes and the cell cycle

8. Cystic fibrosis is caused by a recessive allele. The frequency of this allele is 0.1 in a population of 2,500. a. What is the frequency of the dominant allele? b. How many people in this population will have cystic fibrosis? c.

Which part of the brain controls conscious activities, memory, language and the sense?

Which intestinal disorder is characterized by the colon overresponding to normal stimuli, which causes alternating patterns of constipation and diarrhea?

The gene has a frameshift mutation, where the fifth sequence in the base is deleted. write the new DNA base sequence

Sexual reproduction involves the processes listed below. which sequence represents the order in. which these processes occur