<span>The lymph is moved through the lymphatic vessels by contractions of the lymphatic vessels and the surrounding skeletal muscles.</span>
Answer:
One snail for two plants.
Explanation:
One snail and two plants we need to keep a stable environment because the snails help to clean up garden debris by feeding on them and their feaces has nitrogenous nature which is nutritive for the plants. So the plants get nutrients from the snail as well as carbondioxide gas used by the plants for the process of photosynthesis. So we can say that snails are important for maintaining a stable environment.
Answer:
DNA stores biological information in sequences of four bases of nucleic acid — adenine (A), thymine (T), cytosine (C) and guanine (G) — which are strung along ribbons of sugar- phosphate molecules in the shape of a double helix.
Explanation:
Answer:
A theory is a reasonable explanation of the phenomena observed in nature, with much evidence to support it (option C).
Explanation:
A theory gathers a set of hypotheses that can be demonstrated and constituted on a scientific basis, until they are questioned by other evidence.
To construct a theory, the processes of observation, deduction and investigation must be thorough, but leave open the possibility of being discussed and refuted in the absence of definitive arguments.
<u>A theory becomes law when it has been proven beyond a doubt</u>.
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