The tiny hollow air sacs where oxygen exchange occurs are
a. lymph nodes.
b. capillaries...
Biology, 30.10.2019 22:31 Dustkeeton18
The tiny hollow air sacs where oxygen exchange occurs are
a. lymph nodes.
b. capillaries.
c. alveoli.
d. bronchioles.
Answers: 3
Biology, 21.06.2019 22:00
How does the molecular clock work? a. it analyzes the brain functionality of two different species.b. it examines and compares the physical characteristics of two different species.c. it illustrates relationships between two different species.d. it compares the number of mutations that exist in the dna of two different species.
Answers: 1
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Which best describes carbon dioxideโs path out of the body
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We can be sure that a mole of table sugar and a mole of vitamin c are equal in their 1) mass in daltons. 2) mass in grams. 3) number of molecules. 4) number of atoms. 5) volume.
Answers: 3
Biology, 23.06.2019 00:30
Match each law or principle to its description. 1. law of original horizontality sediment continues to spread in a flat plane until it hits an edge or runs out of material. 2. law of superposition the youngest strata are at the top and the oldest are at the bottom. 3. law of original lateral continuity sediment gets pulled down by gravity in a horizontal and flat layer. 4. law of cross-cutting or intrusive relationships if there is a fracture or intrusive feature seen in rock strata, it is younger than the rock strata.
Answers: 1
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