The tiny subunits in the lung where gas exchange occurs are called
Which type of cell is shown here?
The most basic unit of a living organism is…
A. A box
B. A cell
C. A cellular component
D. A battery
what type of bonding holds the atoms in a water molecule together
D. none of the above
Solutions that contain concentrations of H+ ions lower than pure water ___.
A. have pH values below 7
B. are acids
C. are bases
D. all of the above
Yeast is an example of…
What does reproduce mean?
A. They grow – get larger
B. They are living things
C. Organisms make other organisms
the movement of water through the semi-permeable membrane from a high-concentrated area to a low concentrated area of water.
B. selective permeability
Cell specialization in multicellular organisms allows cells to
A. respond to their environment.
C. perform different functions & increase efficiency
D. be less complex.
the blood vessel which pulsates is ……
C. blood capillary
When salt is dissolved in water, salt is the ___.
_____________________ is the field of science that studies of how traits are passed on, or inherited.
A. dominant traits
A bark, snort, growl, and hoot are all examples of what type of communication
A. non-verbal communication
B. verbal communication
C. short distance communication
D. aggressive communication
Which organ is not considered part of the digestive system?
D. Small Intestine
An organism’s genetic makeup
Heredity is the passing of traits from _____________________ to _____________________
A. predators to prey
B. water to rain
C. parents to offspring
D. fungi to protists
Which of the following genotypes is heterozygous?
………is/are from proteins which are located inside the blood plasma
D. all the previous
Dominant alleles are represented by a:
A. Male gene
B. lowercase letter
C. recessive trait
D. capital letter
The blood under great pressure will rush from the left ventricle to the …………. through semi-lunar valve
…………. plays an important role in acidity neutralization in the small intestine
A. bile juice
D. sodium bicarbonate
the lost of root hairs are regenerated from the …. in the root .
C. elongation zone
An evenly distributed mixture of two or more substances is a ___.
A protoctist that causes malaria.
The function of ribosomes is
A. makes energy
B. makes protein
C. stores genetic information
D. allows materials in and out of the cell
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