Differentiation occurs numerous times during the development of a multicellular organism as it changes from a simple zygote to a complex system of tissues and cell types.
Answer:
a.energy source ,either sunlight or chemicals
Explanation:
the animals using sunlight are known as photoautotrophs and the animals using chemicals are known as chemoautotrophs.
Hydrogen bonds can form between regions of polar molecules that are <span>oppositely charged.
Source credit: </span>https://quizlet.com/16761990/biology-chapter-22-saud-flash-cards/
Answer: The operations of importance in fish processing are washing, degutting, salting, fermentation, drying, and smoking. These operations contribute to the development of flavor, texture, color, and improved storage characteristics of the products.
Explanation: