Portals of entry are the sites where micro-organisms can enter a host and reproduce, causing diseases or infections. There are various portals of entry in the human body. This can include the skin, our mucous membranes, and even our respiratory and gastrointestinal tracts. Portals of exit are where these micro-organisms leave and spread to other individuals. Portals of exit include coughing, sneezing, and some of our bodily fluids.
<span>The variables in this study would be the folic acid used (the independent variable) and the DNA formed through the implementation (the dependent variable). By changing the amount of folic acid used in the experiment, the DNA will possibly be changed in the microbes.</span>
Answer:
granite
Explanation:or basalt
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Matching codon= CGA
Amino acid = Alanine
Answer:
A plant's stem is what the plant uses to carry water and nutrients up or down. It also supports the plant and conducts glucose to other parts of the plant.
Explanation:
