Which is an important function of normal flora?

A. Aid with bone marrow production.

B. Crowd out pathogenic bacteria.

C. Destroy digestive track pathogens.

D. manufacture iron in the bloodstream.

What is inside chicken egg?

Which protein in your muscles work to make your muscles contract

What feature is the same in the formation of many sedimentary rocks and fossil fuel? many sedimentary rocks and fossil fuels- A-require material to be buried and exposed to heat amd pressure.

student uses a balance to determine the mass of a feather. which is most likely to be the correct measurement

Motor innervation to the stomach is classified as

Which of the following statements justifies that meiosis is a reduction division? Meiosis results in the formation of gametes. Meiosis produces recombinant chromosomes. Meiosis begins with a diploid cell, but produces four haploid cells.

When you stub your toe, the information is sent to the brain using:?

When you drink sea water, what type of solution do you expose your cells to? 1. Hypertonic 2. Hypotonic 3. Isotonic

What structural feature on the surface of a plasma membrane allows cells to recognize one another? a. nucleic acids b. integral proteins c. peripheral proteins d. carbohydrates e. phospholipids

Match the fossil type with the fossil description. Match Term Definition Mold fossils A) impressions from very thin objects that were trapped in mud that was transformed into rock Cast fossils B) formed when remains are trapped in tree sap Trace