Answer:
In primary succession there is no presence of soil or the soil cannot support life in secondary succession there is a presence of soil in which it can support life
Explanation:
Answer:
Bacteria converts nitrites and nitrates into ammonia that plants can use.
Explanation:
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Answer:
B)the energy required
Explanation:
The difference between active and passive transport is in the amount of energy they both require.
- Active transport requires energy to move molecules such as ATP and ions against a concentration gradient.
- Passive transport moves molecules from higher concentration region to one with lower concentration without requiring energy.
Energy is the ability to do work. In passive transport, energy is not used. But in active transport, energy is required.
<h2>Issues with animal research in bred</h2>
Explanation:
- Since all animals are reared and brought up in a similar domain, they may contrast from animals reproduced in an alternate settlement Animal activist may think that its unscrupulous to utilize animals in look into Working with animals requires IRB conventions that protect the prosperity of the animals, making it difficult to play out certain examinations on them.
- Scientific researchers keep up that despite the fact that animal research, (as some other models in vitro or on the other hand human), doesn't generally convey ideal outcomes for human pertinence, it's still – in blend with important non-creature techniques - the essential method to do research to comprehend living systems and to give the most ideal affirmation of the impacts of new medicines preceding the primary clinical preliminaries in people.
- Clinical preliminaries are not ready to give results with 100% precision because of the huge inconstancy of the human population. The medicines improvement process including in silico, in vitro, pre-clinical (animals) and clinical (human) stages diminish the hazard for the Human population as a whole.
Answer:
B) aposematic coloration
Explanation:
The species constantly compete between each other, some because they occupy the same niche int he food chain, others even though they are in different niches tend to destroy each other, and some just avoid each other and partition the resources. This often results in partitioning of the resources between different species, when usually they are active in different parts of the day and avoid each other. Also, it is common that some of the species is more competitive, so that will result in a decline of the other species, or if the species are on the same level of competitiveness, then usually both species have declines in numbers to some optimal level. The aposematic coloration though is not part of the competition between the species. It is a type of coloration that warns the other species that the species that possesses it is either not good for eating, or it has a weapon that can harm them, thus they should avoid it and leave it alone.
