The half life of an element is 14 years how many years old The rock will be after two half-lives

What component of a virus is injected into the infected cell? A.) the tail section B.) the nucleic acid C.) the protein capsid D.) the mitochondria

Hereditary information for most traits is generally located in

What is thought to be most responsible for the salinity of the oceans

Ants communicate with chemicals called a. silica. b. metronomes. c. biomes. d. pheromones

A forest is cut down to plant a field of corn. How will this affect the biodiversity of the area?

What happened at Chernobyl? (first to answer this will be marked as the brainliest)

2 cycles most closely related in their role in sustaining life

Which statement explains the difference between multiple alleles and polygenic inheritance? A. Multiple allele means more than one gene contributes to the phenotype and polygenic inheritance means more than two forms of the same gene in the

Select all that apply. Which of the following are characteristics of Cnidaria? radial symmetry acoelomates bilateral symmetry coelomates asexual reproduction sexual reproduction

Which of the following correctly arranges the planets by the size of their diameter? A) Uranus < Neptune < Mercury < Earth B) Earth < Mercury < Neptune < Uranus C) Mercury < Earth < Saturn < Jupiter D) Jupiter < Saturn < Earth < Mercury