Human_Biol Study guides, Class notes & Summaries

Which of the following is a biological class? Mammalia Chordata Animalia Ursidae CONCEPT Organisms 2 Which statement is true? In eukaryotic cells, DNA floats freely in the cytoplasm. Prokaryotic cells don't have a plasma membrane. All cells have DNA. Prokaryotic cells don't have DNA. CONCEPT Cell Theory 3 Which is a component of cellular respiration? Glycolysis ATP breakdown Facilitated diffusion Meiosis CONCEPT Mitochondria 4 Which organelle is mainly responsible for s...

Which of the following statements is true of the effects of aerobic exercise on the muscle? Aerobic exercise leads to stronger muscles that sustain activity for short periods of time. Aerobic exercise significantly increases myofibrils within the muscles. Aerobic exercise leads to significantly larger muscles. Aerobic exercise increases mitochondria within cells, making muscles able to sustain activity for longer periods of time. CONCEPT Muscle Building and Steroids 2 Which of the foll...

Sophia_Human_Biology_Milestones_1 question and answer

HUMAN BIOLOGY UNIT 5 MILESTONE 1 Which type of digestion occurs in the mouth? • Neither mechanical nor chemical • Both mechanical and chemical • Chemical • Mechanical CONCEPT Chewing and Swallowing 2 Which of the following statements about secondary messengers is true? • They are a third type of hormone, although they differ significantly from the other two. • They carry out the effects of non-steroid hormones within the cell. • They work with both steroid and n...

HUMAN BIOLOGY UNIT 2 MILESTONE 1 Which of the following is found on the outside of skeletal muscles? • Sheath • Myofibrils • Sarcomere • Bundles CONCEPT Skeletal Muscles 2 Which of the following does the muscular system do? • Remove waste from the bloodstream • Help blood move through the body • Give the body its shape and structure • Protect the body from outside factors CONCEPT Muscular System 3 Which of the following is released by the brain when ther...

Sophia_Human_Biology_Final_Milestones.

Which set of facts about action potential is TRUE? • Every stimulus can generate it. Potassium gates open to allow an inflow of potassium ions. • It requires a stimulus to take place. Sodium gates open to allow an inflow of sodium ions. • It is exhibited by cells that were previously at resting potential. It is created by an equal distribution of ions. • It is exhibited by cells that were previously not at resting potential. It is created by an unequal distribut...

BIOLOGY 115 Sophia_Human_Biology_Milestones_

Using specially designed bacteria to clean up environmentally hazardous radioactive waste would be an example of __________. • bioremediation • sequencing • a polymerase chain reaction • gene therapy CONCEPT DNA Technology and Researc

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