How do scientists classify stars? If you're not sure, make a guess.

a) by size

b) by color

c) by temperature

d) all the above

Some parasitic flatworms have a very complicated life cycle with more than one host. Infer why this might be adaptive.

What trophic level does the lizard fill in the food web?

An eighteen year-old female arrives in the emergency room with a profound nosebleed. you are the physician, and you have stopped the bleeding. she is now in a coma from blood loss and will die without a transfusion.

What does semi-permeable mean in a relation to cell membranes?

During which part of the cell cycle is the duplicated genetic material within the nucleus of a parent cell separated to create two daughter cells? a. mitosis b. meiosis c. cytokinesis d. DNA synthesis

In one to three paragraphs, list and discuss all the abiotic factors you noted in your study. Include but do not limit yourself to temperature, precipitation, soils, and water flow. Be clear, thorough, and scientifically accurate.

All fungi are A. eukaryotic B. prokaryotic C. unicellular D. multicellular

Releasing fish into a pond and seeing them swim in all directions is most like the process of

What is the circulatory system

Administration of which classes of medications can decrease secretions of the upper respiratory tract?