Ahorse is suffering from seizures, paralysis, ataxia, and lameness. a veterinarian suspects that it has an infectious disease. which sample should the veterinarian

collect to diagnose the horse?

a)feces

b. sputum

c)nasal swab

d)blood

What amino acid is coded for by this sequence after the mutation

Which of the following words best matches this definition: the process in which the best adapted organisms survive and pass on their traits, while those that are not well adapted do not survive to pass on their traits. question 3 options: acquired selection natural selection artificial selection organic selection

Which of the following statements is true about the relationship between genetic variation and natural selection? a. genetic variation must be present in a population before natural selection can act on it. b. genetic variation arises in a population as a result of natural selection. c. natural selection can act on a population whether there is genetic variation within the population or not. d. after natural selection acts on a population, the amount of genetic variation in the population always increases.