Answer:
No
Explanation:
A knife is not a biotic factor because a biotic factor is a living organism that shapes its enviroment.
Answer: two
Explanation: toasting bread is a chemical change and so is mixing the lemonade powder into water. The rest of the changes are physical.
Answer:
Non-coding DNA sequences are components of an organism's DNA that do not encode protein sequences. Some non-coding DNA is transcribed into functional non-coding RNA molecules (e.g. transfer RNA, ribosomal RNA, and regulatory RNAs). ... Since that time, this non-functional portion has controversially been called "junk DNA".
False. Decay<span> of dead plant and animal material is normally accomplished by yeast, or bacteria</span>
Answer:
<em>Proteins serve as structural support, biochemical catalysts, hormones, enzymes, building blocks, and initiators of cellular death. </em>
<em>Explanation:</em>
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