In a dense forest, trees compete with one another for space to grow and for sunlight. Although all trees need water, why is water not generally a limiting factor in the forest?

To what part of a plant does the stem deliver water and nutrients?

Which of the following is true of environmental changes A. brown bears that can eat a variety of different kinds of food B. koalas that eat only eucalyptus leaves C. grasses that can grow in normal or contaminated soil D.

What are the three types of solor ejections?

If the velocity of an object changes, its momentum changes. -True -False

What is a habitat? A: the way an animal behaves B: the place where an animal lives C: the role an animal plays D: the group of animals in an area

Which of these are found in both eukaryotes and prokaryotes (choose all that apply) a. Centromere b. replication bubbles c. telomeres d. replication forks

Which reasons are the best for using only the fine focus knob under high-power?

Tension on the vocal cords is regulated by the

Which kingdom has organisms that are NOT made of eukaryotic cells? Eubacteria Protista Plantae Animalia

Select the correct answer What improves an organism's ability to survive and reproduce in a given environment? A. transformation B. evolution C. adaptation D. behavior