HESI Biology | Questions and Answers with complete solution

What is the first step in the process of respiration? - Gylcolysis Animals are composed primarily of what type of cell? - Eukaryotic Which structure is critical to cellular movement? - Cytoskeleton Which term mean alternate forms of a gene for the same traits? - Alleles What is the product of meiosis in an animal cell? - Gamete What organelles are activated to pump water out of the cell? - Contractile vacuoles Where in the cell does krebs cycle take place? - Mitochondria Aerobic respiration occurs in the presence of what necessary molecule? - Oxygen How many layers of phospholipids does the cell membrane have? - 2 The aerodynamic nature of a bird's wing is an example of what central theme in biology? - Ontogeny Which molecules make up the cellular membrane? - Lipids What is the magnification of a standard ocular lens on a light scope - 10X