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xxTIMURxx [149]
3 years ago
9

Potatoes are an example of _____. rhizomes tubers stolons bulbs

Biology
2 answers:
zlopas [31]3 years ago
7 0
Tubers - they can act as both a source and sink for molecules such as glucose
horrorfan [7]3 years ago
6 0

The answer is B. Tubers

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The carbon cycle is carbon compound are inconverted onto the environment
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Definition: These are parents, parents of parents, etc.
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<u><em>Ancestors</em></u>

Explanation:

Ancestors can be described as the persons from which a particular human being originated. In a broader perspective, it is referred to family history of a person. Scientists believe that all organisms on Earth originated from a common ancestor which were the prokaryotes. The prokaryotes with time gave rise to the eukaryotes. Common descent is the phenomenon in which organisms having common ancestors are referred.

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Which answer best defines what the Lotka-Volterra predator-prey model mathematically describes?-The competition among many preda
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The simultaneous effect of a predator population on a prey population and a prey population on a predator population over time.

Explanation:  

The mathematical models of Lotka-Volterra equations explain the existing interaction between species in which prey and predator influence and affect each other. The model follows a few assumptions,    

  • The ecosystem is isolated and closed. There is no migration.
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  • When there is no prey, the predator population decreases exponentially because of the lack of food. The predator environment is ideal, but it is limited by prey density.  
  • The predation rate is proportional to the encounters rate, which also depends on density.  
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In these equations, the variable D is the number of predators, and P the number of prey items.

The parameters are always constant:  

• r1: prey growth rate.  

• a1: predator hunting success.  

• r2: predator growth rate.  

• a2: the success of the predator in hunting and feeding.

In nature, many factors affect interactions, such as dense-dependent factors and dense-independent factors. Also, in reality, there are stochastic factors. Stochasticity refers to the variability in the system involving those factors that are affecting or influencing population growth. Stochasticity might be related to good years and bad years for population growth.

In real situations, the compliance of the whole assumption does not occur. The previously mentioned constants might vary, constantly changing the interaction between the predator and the prey. These parameters change in different degrees, resulting in varying circumstances for both species.

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I believe it would be a fossil of a reptile but I'm not a 100% sure about it. 
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Osmosis is a passive transport which moves water molecules from higher to lower gradient.
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