The picture below shows a peacock. Many of the early peacocks did not look like they do today. Their feathers were typically not as bright nor as
large. Which of the following best explains the differences between early and modern peacocks?
Larger, brighter feathers mad the peacocks carry more weight, so these peacocks became stronger and were healthier as a result
Larger, brighter feathers were more attractive to mates, and therefore peacocks with smaller, duller feathers did not survive over
Larger, brighter feathers helped the peacocks to assorb more sunlight, keeping them warm during winter months
Od Larger, brighter feathers made peacocks more noticeable to predators, so these peacocks became stronger from defending
themselves more often
b
time
Ос

What is the term for the two sets of chromatids formed in the parent cell a. haploid b. diploid c. gamete d. tetrad

When lactate builds up in a runners muscles it causes a burning sensation what causes this to occur

Which of the following statements is correct in hour our immune system responds to a potential pathogen? a. the adapted immune system will call on the innate immune system to destroy the pathogen. b. b cells will start reading the antigen code immediately and call t cells to assist in destroying the pathogen. c. the skin will be the first line of defense, and then the many phagocytes in the bloodstream will attempt to consume the possible pathogen. d. the t-cells in the adapted immune systems are the first to recognize the pathogen vaccines are weakened forms of disease causing microorganisms, which are given to patients to prevent disease. after the vaccine is administered, the immune system responds by creating a(n) to recognize the a. antigen, antibody b. antibody, antigen c. antibody, antibiotic d. antibiotic, antibody