Answer:
4 the cube with many circles in it or box C
3 objects that float paperclip, feather, air molecules, sticker objects that sink book, phone, human, plate.
2 ?
Explanation:
Answer:
the sperm fertilizing the egg
Explanation:
Answer:
The correct answer will be option-D
Explanation:
Stem cells are the cells which have the ability to form different types of cells. They differentiate and specializes to perform different functions in the body and thus forms the different cells.
The differentiation and specialization are controlled at the gene level by different patterns of gene expression. The pattern of gene expression is not fully understood during development but research have shown that the gene expression is influenced by the different environmental signals and internal regulators.
Thus, option-D is the correct answer.
The peripheral nervous system refers to parts of the nervous system outside the brain and spinal cord. It includes the cranial nerves, spinal nerves and their roots and branches, peripheral nerves, and neuromuscular junctions.
C) how energy moves from organism to organism
