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Combo with Teas Science Questions and1 other
Osmosis - ✅✅ -diffusion of water from high to low concentration of solute (drug)
outside the cell to areas of low concentration of water and high concentration of
solute (drug inside the cell)
✅✅
Endocrine glands
Exocrine glands - -ductless glands with blood vessel associations
i.e. digestive and tear glands, empty their secretions through ducts
tRNA - ✅✅-carries amino acids to the ribosome
✅✅
The entry and exit of materials in the animal cell are regulated by which cell
organelle? - -plasma membrane which is made of carbs, lipids, and proteins, is
selectively permeable and regulates traffic into and out of a cell
The first step by which a mutation may occur is a change in the - ✅✅-location of a
nitrogen base in DNA
The pitch of a vibrating string depends on all of the following EXCEPT - ✅✅-the
amplitude of the vibration
The specific heat of water is 1 cal/g/C. How many calories of heat are needed to
✅✅
raise the temperature of 30g of water from 25C to 75C? cal = g x celcius -
-1500 calories
calories = 30g x 50C = 1500 cal
✅✅
The vaporization of solid dry ice to gaseous carbon dioxide by heating is an example
of? - -sublimation; the direct vaporization of a solid by heating, without passing
through a liquid state
✅✅
25mls of a saline solution contains 5g of NaCl. What percentage solution is it? -
-20%
25ml is the same as 25gm
5gm/25gm x 100 = 20%
centrosomes - ✅✅-an organelle found in animal cells
Lugol's solution - ✅✅-iodine + potassium iodide
an indicator that turns blue black in the presence of starch
, 3 metals and 1 nonmetal - ✅✅-sodium, mercury, manganese
sulfur
✅✅
Which of the following organisms has a nutritive process most similar to that of
animals? - -bread mold is a fungus; they are unable to make their own food
and are dependent on other life forms for nutrition; fungi are heterotrophs
✅✅
Which part of a compound microscope is used to adjust the amount of light? -
-The diaphragm
Battery - ✅✅-In an electrochemical cell, chemical energy is converted into electric
current
Resolving power - ✅✅-the capacity to distinguish between objects that lie very
close to each other
Which temperature could not occur? - ✅✅ --10K
Zero Kelvin is absolute zero, which is the lowest possible temperate
Which organisms are classified as protists? - ✅✅-protozoa and algae
kingdom Monera
✅✅
kingdom Animalia
kingdom Plantae - -1. Bacteria
2. Worms, mollusks, humans, apes and monkeys
3. Ferns
How does a scientific argument change over time? - ✅✅-A bias may be shown or
results cannot be repeated.
✅✅
Hierarchy of the structure of the human body: -
-Atoms->Molecules->Cells->Tissues->Organs->Organ Systems->Organism
Epithelial Tissue: - ✅✅ -Provides covering (such as skin tissue) or produce
secretions (such as glandular tissue). (Simple and Stratified)
The integrative function includes: - ✅✅ -The use of sensory information to make
decisions by joining together sensory input with memories already stored within the
brain. It also uses sensory information to develop thoughts and feelings upon which
decisions may be based at a later time.
✅✅
The first section of the small intestine is called: - -The duodenum, which
releases two hormones: secretin and cholecystokinin (CCK).
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