3x+4-x/2=19 what is the value for x

What is the first indicator of an infection in the body

Which one of the following describes the process of aerobic cellular respiration?

Several biology students are counting kernels in an ear of corn. They count a total of 420 kernels: 242 purple wrinkled, 84 purple smooth, 70 yellow wrinkled, and 24 yellow smooth.

Which of the following is the DNA builder of replication? Helicase Isomerase Lipase Polymerase

What is a niche? a. all of the resources a species uses within its ecosystem. b. a group if organisms that interact within an ecosystem. c. a group if organisms that produce fertile offspring. d. the place where a particular plant or animal lives.

What is responsible for converting glucose into a form of energy usable by cells?

What best describes the alternation of generations? 1. meiosis produces a diploid zygote 2. a gametophyte is a diploid phase 3. a gametophyte is a haploid phase

Along with plants and algae, in which organisms can photosynthesis occur?

In asexual reproduction, the offspring are similar, but not identical, to the parents. True False

All of the following are pyrimidine nucleic acids except: A. Thymine B. Guanine C. Cytosine D. Uracil