What are three ways in which the structure of RNA differs from that of DNA

What two scientists established the structure of DNA?

The production of Answer enzymes is influenced by changes in the environment (availability of substrate etc)

In order to make new nucleic acids your body needs food that contains carbon, hydrogen, and oxygen as well as A) sodium & chlorine B) acids & bases C) potassium & calcium D) nitrogen & phosphorus

A magnifying glass is an example of which type of microscope? electron microscope scanning microscope compound light microscope simple microscope

When electrons are shared, the type of bonding is called?

How many cells does a fish have? Do they maintain homeostasis?

What types of reproductive isolation may have been important in galápagos finch speciation? a. geographic isolation and temporal isolation b. geographic isolation and behavioral isolation c. behavioral isolation and temporal isolation d.

The loss of the ability of the larynx to produce normal speech sounds is called:

Explain how a blood glucose concentration of 7.5 mmol dm-3 would be brought back to normal in the body of a mammal and why this is a negative feedback mechanism

What is the salinity of ocean water