Answer:
These organelles are contractile vacuoles
Explanation:
Contractile vacuoles are intercellular pumps that are slowly filled with fresh water and eventually expel their contents outside the cell. Freshwater protists maintain the hydric equilibrium by contractile vacuoles that pump out the water of the cell and thus prevent the cell swelling induced by osmotic stress.
Answer:
There are eight major terrestrial biomes: tropical wet forests, savannas, subtropical deserts, chaparral, temperate grasslands, temperate forests, boreal forests, and Arctic tundra. ... Other biomes, such as deserts and tundra, have low primary productivity due to extreme temperatures and a shortage of available water.
Explanation:
Willie on the bus with his classmates. Who is most likely to be diagnosed with psychopathology based on the criteria that his or her behavior impairs good daily functioning?
Elizabeth, who must walk up and down the bus steps 10 times before getting on
Which part do you need help with? the ideas or the actual paragraph
Answer:
antimicrobial peptides
Explanation:
Antimicrobial peptides are short-chained amino acids that are produced as a result of the innate immune defense which can kill various pathogens such as bacteria, viruses, and fungi.
The structure of these antimicrobial peptides consists of a large portion of hydrophobic residues along with positively charged residues such as arginine and lysine.
Antimicrobial peptides employ the use of various mechanisms to combat the pathogens that enter the body. Some of these mechanisms are ;
1. Destabilizastion of membrane.
2. Formation of transmembrane channels
3. Functioning as immunomodulators.
