1. All thriving things need energy in order to defend themselves (escape danger) and perform functions such as growth, maintaining balance, repair, reproduction, movement.
Sorry, I don't completely understand the second one
Greater body size and facial gracility documented in Homo erectus are likely related to changes in tool technology and increasing access to meat and other proteins. Homo erectus walked just like a modern human, with traits like double arches and adducted big toe, they had a cranial capacity range from 650 cc to 1,200 cc.
Sugar-phosphates and nucleotides
Answer:
Option-B
Explanation:
Heredity refers to the passing of the traits from the parents to the offsprings or generation and also known as inheritance and Genetic variation is the difference in the genetic material in population which leads to the formation of a variety of traits.
Since the variation in traits is determined by factors (Gregor Mendel) later called "genes" which are passed on to the offsprings, therefore, the branch of biology which studies the pattern of inheritance and variation is known as "Genetics". Gregor Mendel is known as the Father of Genetics.
Thus, Option-B is the correct answer.
