The taste referred to as "meaty" is caused by 

A. the presence of the amino acid, glutamate.
B. alkaline substances.
C. sugars.
D. any kind of ions.


A. the presence of the amino acid, glutamate.

Biology & Microbiology

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In the figure above, which species is the stronger competitor?

A) species 1 B) species 2 C) Both species compete equally. D) It is not possible to tell from this figure.

Biology & Microbiology

A cuboidal shaped cell with six sides is 1mm X 1mm X 1mm. What is the volume and the surface area of the cell?  

A.  1mm3 : 6mm2 B.  3mm3 : 3mm2 C.  1mm3 : 3mm2 D.  3mm3 : 1mm2 Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain and what do they mean? Gather Content · What do you know about area and volume of a cube? How does it relate to the question? Consider Possibilities · What other information is related to the question? Which information is most useful? Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer? Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?

Biology & Microbiology

The conclusion that early hominins were bipedal is based in part on examination of four of the following. Which one

is the exception? a. their S-shaped backbone b. the position of the opening for the spinal cord in the skull c. footprints d. their jaw shape e. length of the femur

Biology & Microbiology

Skin color and eye color are examples of

a. traits related to pleiotropic genes. b. single gene traits. c. polygenic traits. d. bigenic traits. e. mutually exclusive traits

Biology & Microbiology