The answer is internal and external factor
Answer:
Describe why the pyramid shape is used to represent energy, biomass, and numbers pyramids. The pyramid is used because it can represent energy available at every trophic level, and at each level everything gets smaller as you go up the pyramid. ... Autotrophs obtain energy from nonliving sources and are producers.
Explanation:
Answer:
The thumb bone is part of the appendicular skeleton, while the sternum is part of the axial skeleton. Therefore, the correct answer to the above question is option b.
Explanation:
The human body is considered to have 206 types of bones. The skeleton system is considered to be the basic structure of the body. The whole skeleton system is comprised of bones. The whole skeleton system is divided into two reason which are appendicular skeleton and axial skeleton.
Axial skeleton consists of bones which are axial in nature and helps the human body to stand firm and straight on the ground. The “appendicular skeleton” consists of bones which are other than axial bones like hands, fingers, feet etc.
I think all of them are,polar bears have fur, penguins are suited for water and land, etc
Answer:
hope it helps..
Explanation:
During the third trimester, the fetus continues to grow in size and weight. The lungs are still maturing. The fetus starts to position itself head-down. By the end of the third trimester, the fetus is about 19 to 21 inches long and weighs about 6 to 9 pounds.