all can harm when extreme
Answer:
While plankton are most abundant in surface waters, they live throughout the water column.
Explanation:
Plankton inhabit oceans, seas, lakes, ponds. Local abundance varies horizontally, vertically and seasonally. The primary cause of this variability is the availability of light. All plankton ecosystems are driven by the input of solar energy (but see chemosynthesis), confining primary production to surface waters, and to geographical regions and seasons having abundant light.
Gown
The nurse would put on the gown first when utilizing personal protective equipment (PPE). The nurse would then put on the mask, goggles, and gloves.
<h3>What is the sequence followed while wearing a personal protective equipment (PPE)?</h3>
STEP 1: GOWN
- Cover the entire body, from the neck to the knees, the wrists to the end, and the back.
- Fasten around the waist and neck.
STEP 2: SHOE COVERS
- Layer shoes with shoe covers on top.
STEP 3: GLOVES
- Apply the first set of gloves and inspect them for tears.
- Thumb hole made in lab coat
- Thumb through opening in lab coat after pulling it over the hand
- Put on a second set of gloves (extend to cover wrist)
STEP 4: MASK OR RESPIRATOR
- As you cup the respirator in your hands, place the nosepiece there.
- With the nosepiece up, place the respirator under your chin. Pull the top strap over your head, putting it at the back of your head.
- Pull the bottom strap so that it is around your neck and just behind your ears.
- Mold the nose using two hands.
- Put both hands over the mask and take a forceful breath out.
- If air leaks, adjust the mask.
STEP 5: GOGGLES OR FACE SHIELD
- Put over face and eyes, then make adjustments to fit
Learn more about PPE here:
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Answer:
up to 13 pounds.
Explanation:
Their fine meat quality and egg-laying ability has made them the first choice of American duck growers. They are the easiest domestic ducks to process and prepare for meat production. Male Pekins carry a Fall weight of up to 13 pounds, and the females weigh about 7 pounds.
<span>The mammalian sperm cell consists of a head, a midpiece and a tail. The head contains the nucleus with densely coiled chromatin fibres, surrounded anteriorly by an acrosome, which contains enzymes used for penetrating the female egg.</span>
