The width of the pyramid at each trophic level represents the number of organisms at that level. True or False?

External cell membranes function to a. Create a surface for chemical reactions b. Produce ATP c. Join cells together d. Protect the cells internal environment

Long upper bone in leg

Am entire group of elements was unkiown when the periodic table was first developed because they were unreactive and no knoun compounds were composed of them What most lkely led to the incusion of these elements in the periodic table?

Which of these is NOT a specialized organelle found only in plant cells? chloroplast cell wall Golgi apparatus central vacuole

Give an approximate location of New Orleans In degrees

Karissa is conducting an experiment on the amount of salt that dissolves in water at different temperatures. What can Karissa do to increase confidence in the results of her experiment? Check all that apply.

Spadefoot Toads can develop into 2 different morphs, one is carnivorous, and the other omnivorous. In ordered to develop into the carnivorous morph, the jaw develops at a faster growth rate than the rest of the body; this is an example of:

What is the graphical representation of age structure known as? A. age group B. age graph C. age scale D. age pyramid

Anthony places a drop of water under a microscope and observed some small objects. He concludes that the small objects are cells. Which choice most likely describes the evidence that Anthony saw?

What is the bottom layer of skin? hypodermis epidermis dermis submit rewatch?