What trait is common to euglena and man?

-multicellular material

-ability to move

-similar body color

-one-celled material

Which amino acid is coded for by the mRNA codon UAA?

What is the only genotype that will produce AB type of blood? Is it AB?

Which of the following elements would be the most reactive with other elements? Multiple Choice A. boron, #5 B. neon, #10 C. argon, #18 D. helium, #2

Biochemical recognition systems within the stigma of a flowering plant prevent the pollen from a different species from developing a pollen tube and fertilizing its eggs. This is an example of what kind of reproductive isolation? A.

A plant leaf is he is an organ that traps light energy to make food in what way is an animal stomach similar to a plant leaf

g Normal color vision in the human is due to a dominant gene, C, and is x-linked. The recessive form of the gene, c, causes the individual to be red-green color blind. A color blind woman marries a man with normal color vision.

Plasma from a sick mouse is filtered across a membrane that has a 200 nm pore size. If the filtrate is still infectious when injected into a healthy mouse, then the pathogen is most likely a (n): -parasitic worm -fungus -virus -bacterium -archaean

Which factor is a population-limiting, density-dependent factor? select one: a. the rapid spread of tuberculosis in heavily populated areas b. a drought that limits food availability c. a heavy flood that destroys a large area around a river d.

What term is defined as the ability to do work?

How do the functions of the skeletal and muscular system differ? A. Muscles provide structure and support to the body, while bones move the muscles. B. Muscles send signals to the body, and bones are responsible for movement. C.