When the organism become bipedal, they walk with 2 legs so there are 2 arms that were unused. Some of them try to use that hand by grabbing stick or stone, leading to tools. They start to think more to develop tools and their brain capacity become increased.
The ability to use stone tools will help in food digestion since it can break the food easier. This reduces the needs for bigger teeth/jaw.
Answer:
Umami identifies foods that might contain essential amino acids.
Explanation:
You may have heard that our taste buds can recognize the four basic tastes: sweet, salty, sour and bitter. But what many still do not know is that the human taste recognizes one more taste - the "umami".
Umami is recognized by our taste buds when we eat foods that contain substances called aminoacids. The umami flavor is composed of three main substances present in various foods: glutamate, inosinate and guanylate. The ability to recognize umami taste is an evolutionary advantage of humans that represents the ability to identify foods that may contain essential aminoacids.
Answer:
Ion i think
Explanation:
I think ion's contain more negative energy from electrons and since it's -18 and 9+ it would be -9 if u add them up
Answer:
Adding organic matter or growing cover crops
Explanation:
Adding organic matter or growing cover crops in the form of aged manure to the soil is a process used in producing garden soil and this is because not only will the compost make the land good and fertile it will also makes the garden soil friable unlike the application of fertilizer
