How do scientists use modeling to study ecological changes?

If energy can't be created according to the first law of thermodynamics, where does it initially come from? plants water the Sun

Adaptations give organisms a better chance for

What do two different neutral isotopes of the same element have in common

An evacuation of the medical office might occur during which of the following?

Scientists can use genetic information to identify people because it is unique to each person. Which specific characteristic is unique to an individual?

If both species are harmed, it is a commensalistic interaction. or a. True b. False

Influenza (the flu) is caused by a virus that attacks the respiratory system. Which type of gene is most likely to be widely expressed in the body of someone who contracts the influenza virus?

How much time would it take for the second of thunder to travel 2000 meters if sound travels at the speed of 330 meters per sec

How can communities of organisms thrive on both active and extinct volcanoes?

The desert and tundra are alike because they both have A) extreme daily temperature changes. B) large seasonal variation. C) limited available water. D) sandy soils.