Three parasitic flagella and their Vectors:
<span>1. </span><span>Giardasis is a parasite that causes diarrhea or Giardia Lamblia infection in humans and animals It infects the small intestines of Human beings and animals once they ingest Giardia cysts from contaminated food and water or fecal-oral route. Plasmid or prokaryotic DNA is the vector for this parasite</span>
<span>2. </span><span>Trypanosoma cruzi is a parasite that causes Chagas disease. These parasites occur in the bloodstreams of man but do not multiply there. Vector for this parasite is hemipterous or kissing bugs.</span>
<span>3. </span><span>Trichomonas vaginalis is a parasite that can be found in the vagina of women and urethra of men.This parasite does not survive more than 24 hours outside the body of the host. Vector for this parasite is the human male. </span>
Answer:
I think B because when you digest you release waste, you absorb nuitreunts from it, and you make proteins for energy.
Answer:
Option-C
Explanation:
Desertification refers to the formation of barren land from the arid land due to many factors which could be climatic or anthropogenic. The climate factors include no rainfall, arid conditions, less water and water bodies, overgrazing by animals and many others.
As a result of these factors, the plants die or are unable to hold the soil. This leads to loosening of soil which causes soil erosion. This converts the fertile land into infertile land and the land becomes barren.
Thus, desertification is the correct answer.
Answer:
The higher levels in the pyramid will receive less energy.
The lower levels in the pyramid will have less predation.
The answer is, all three carbons from glucose molecules enters the Kreb cycle. But three at a time only. One molecule is broken down to two pyruvate molecules and then used in Krebs cycle. Which means that one glucose molecules leads to two cycles of the Kreb cycle with three carbons going to the cycle at one time.