A scientist takes some of the genes from one organism and places them into another organism in order to express a desired trait. What is this process called? A.
genetic engineering
B.
gene pooling
C.
genetic flow
D.
gene mapping

How does friction with the atmosphere affect the speed of an artificial satellite

Describe the two types of vascular tissue

The double bond between a carbon atom and two oxygen atoms (a molecule of carbon dioxide) has two characteristics. what are they? a. an ionic bond is formed between the oxygen and carbon atoms. b. four valence electrons are shared. c. two valence electrons are shared. d. valence electrons are shared between oxygen atoms.