To answer this question, let us first mention what is food danger zone. Well, this refers to the temperature range in which bacteria grows faster in the food. The range is defined as 30 to 140 degree Fahrenheit or can be converted into 4 to 60 degree Celsius. Going back to the question, the maximum number of hours that a food can be held in the food danger zone is only 2 hours. Beyond this 2 hours, the food is not safe to be eaten and the person who dares to eat this food might get some illness and worst might experienced food poisoning.
Answer:
The Calvin cycle uses CO2 and the energy temporarily stored in ATP and NADPH to make the sugar glucose. Photosynthesis is a two stage process. As is depicted here, the energy from sunlight is needed to start photosynthesis. The initial stage is called the light reactions as they occur only in the presence of light
Important muscle electrical signals is the movement of charged material (ions) across cellular membranes in a limited area
Tap Root. Plants with a tap root system have a large dominant central root where other lateral roots sprout. These lateral roots are called secondary roots. Examples of plants with taproot system are: sugar beet, parsnip, carrots, radish, dandelion and beetroot.
