Answer: Option A .
In a coil by Hydrogen bonding.
Explanation:
B - pleated sheet secondary structure of protein is a regular element of secondary protein structure which consist of beta strands. In B pleated sheet, two or more segments or strands of polypeptide chain lie at the side of each other to form sheet which is held by Hydrogen bonding. The G in B pleated sheet form a coil and are held by Hydrogen bonding. This bond is formed by carbonyl and amino acid group.
Sea caves are formed by erosion
Lava tubes are formed by pressure/flow
Limestone caves are formed by solution
The five groups are fish, amphibians, reptiles, birds and mammals. In addition, we called these wild animals vertebrates, they have backbones.
Some of the characteristics they have to determine their group :
Fish : has slimy scales, use gills for breathing.
Amphibians: has moist skin, young ones use gills for breathing, older ones uses lungs and their skin.
Reptiles: has dry scales, internal fertilization and lay eggs.
Birds: has feather covering their body, has wings.
Mammals: has hair covering their body, uses lungs for gas exchange and has mammary glands for feeding the young.
Answer:
1. Give two breaths after every 15 chest compressions.
2. Perform CPR for about two minutes before calling for help unless someone else can make the call while you attend to the infant.
3. Continue CPR until you see signs of life or until medical personnel
arrive.
Explanation: