Primary succession occurs in essentially lifeless areas—regions in which the soil is incapable of sustaining life as a result of such factors as lava flows, newly formed sand dunes, or rocks left from a retreating glacier
The enzyme, RNA polymerase, which performs the transcription process, binds to the promoter sequence and then beings to work its way down the DNA segment, constructing RNA to match the DNA nucleotides over which the enzyme passes.
Answer:
White blood cells that are increased in allergic individuals are the basophils
Explanation:
The percentage of basophils in normal blood is 0 to 2%, but in the presence of inflammations and allergic reactions their value increases.These cells have granules in their structure, and release heparin and histamine in these situations.
Answer:
Cell size is limited by a cell's surface area to volume ratio. A smaller cell is more effective and transporting materials, including waste products, than a larger cell. Cells come in many different shapes. A cell's function is determined, in part, by its shape.
Answer:
bacteria, fungi, protozoa, worms, viruses, and even infectious proteins called prions.
Explanation:
