The answer is d. you will recognize that heart tissue is tightly compacted and striated to allow the heart to beat, etc....
The pollution of boats can<span> hurt the animals it that water.</span>
Because Photosynthesis is the process used by plants and some bacteria to create energy from sunlight. ... Cellular respiration uses glucose, or sugars, from food molecules and turns them into carbon dioxide.
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If a invasive species were to intervene in the food web then it would break the web because it if were to kill the species it attacked then the web would be broken and a native species might also do the same.