Answer;
Genes
The code for heredity is carried on genes in each organism's DNA.
Explanation;
Genes are portions of the genome that codes for a protein or an RNA, Hereditary information that is contained in nucleotide sequence of DNA. The coded information is copied into RNA (through transcription process) and translated into chains of amino acids which eventually link together to make proteins. The hereditary information is passed from one generation to another.
Because if you are growing food and we don’t get enough rain then our crops don’t grow. We don’t have enough food for everyone
Answer:
Organism.
Explanation:
The cell is the smallest form of life. Cells work together to form tissues, tissues work together to form organs, and organs work together to create an organ system, and organ systems work together to create organisms. I believe "organism" includes all of these other levels.
You need air flowing through the boat. I second alternative is to get a smoke detector of some kind.
Hope it helped!