Genetically modified biotechnology has changed the way technology addresses food shortages. Which of the following major discoveries made this possible?
A) agricultural modification techniques
B) DDT
C) DNA
D) green farming techniques

( NOT A )

How can scientists test their ideas about the origin of the universe if they can't physically interact with or study?

Darrel conducted an experiment with the following procedure: fill two cups with ice water. place an uninflated balloon snuggly onto your left index finger. blow a little air into an identical balloon, and place it onto your right index finger. place both fingers into the cups of ice water. darrel noticed that his right finger felt warmer in the ice water than did his left finger. which of the following does the experiment show? a. air is a good radiator of heat. b. air is a good insulator of heat. c. air is a good conductor of heat. d. air is a good convector of heat.

Select the correct answer. a chestnut-colored horse mates with a white-colored horse to produce a brown and white spotted offspring. what is the type of inheritance pattern?