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stepan [7]
3 years ago
8

4. How successful was Biosphere2?​

Biology
1 answer:
Alex Ar [27]3 years ago
7 0
Biosphere 2 was a tremendous success, Many people don't realize that hundreds of papers were written about it.
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______________ is a contractile tissue that can accurately change the lumen size of an arteriole so that the conductance of flow
umka21 [38]

Answer: Vascular smooth muscle cells.

Explanation:

Vascular smooth muscle cells are the contractile tissues which regulates flow blood and pressure of the blood by vasoconstriction (contraction) and/or vasodilatation (relaxation).

Vasoconstriction is the contraction of the blood vessels to increase tge pressure of the blood.

Vasodilatation is the relaxation of the blood vessels which results in a decrease in blood pressure.

5 0
3 years ago
How is density a source for deep ocean currents? HELP ASAP WILL MARK BRAINLIEST!!!!
Artyom0805 [142]

Answer:

Deep ocean currents Differences in water density, resulting from the variability of water temperature (thermo) and salinity (haline), also cause ocean currents. This process is known as thermohaline circulation.

Explanation:

5 0
3 years ago
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Horsetails and ferns reproduce by making millions of powdery spores. How are they transported? A. Dropped in place B. Blown by t
Oksana_A [137]
I believe the answer is C. Hoped that helped!
5 0
3 years ago
The immunoglobulin light chain does not have a D segment. In humans, there are two different possible light chain proteins, term
wlad13 [49]

Answer:

295  

Explanation:

Antibodies (also known as immunoglobulins) are immune system-related proteins that circulate in the bloodstream in order to recognize pathogenic harmful substances (antigens) and neutralize them. An antibody consists of two immunoglobulin heavy chains and two immunoglobulin light chains. There are two types of immunoglobulin light chains: 1-the kappa (κ) light chain, which is encoded by the immunoglobulin κ locus; and 2-the lambda (λ) light chain, which is encoded by the immunoglobulin λ locus. The immunoglobulin light chain is a multidomain protein composed of two domains: 1- the N-terminal variable (V) domain and 2-the C-terminal constant (C) domain. V(D)J recombination is a type of somatic rearrangement process by which T and B cells can assemble different gene segments, which are referred to as variable (V), diversity (D) and joining (J) gene segments. In the question above the number of possible genomic recombination events between immunoglobulin gene segments can be calculated as >> (5 x 35) + (4 x 30) = 295.

4 0
2 years ago
Enter the correct term in the blanks.
Amiraneli [1.4K]

Answer:

a. veins and arteries

b.diaphragm

c.kidney

d.lung

e.4

f.left auricle(atrium) , right auricle(atrium)

g.left ventricle, right ventricle

h.blood plasma

i.digestive

j.buccal cavity ,saliva

k.bile

l.excretory

m.kidneys

Explanation:

3 0
2 years ago
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