BIO 117

What is the structural and functional unit of a living thing? ANS cell What is the nucleus known as? ANS Control center of the cell What genetic material does the nucleus contain? ANS DNA What controls the normal processes of the cell? ANS Nucleus

Anatomy ANS The study of the body structure Gross Anatomy ANS Study of structures that can be seen with the naked eye Microscopic Anatomy ANS deals with structures too small to be seen with the naked eye Physiology ANS The study of bodily functions

structures of the nervous system ANS The dorsal cavity contains the toward the side ANS Lateral means left and right halves ANS The midsaggital plane divides the body into medial ANS The ____ surface of a structure is toward, or nearer the midline and away from the side coronal ANS The ____ plane divides the body into front and back portions

evolution ANS a change in a population over time natural selection ANS traits within a population vary, and some individuals leave more offspring than others based on Fitness and selection pressure Five Mechanisms of evolutionary change ANS natural selection gene flow nonrandom mating genetic drift mutation Fitness ANS reproductive success 3 types of selection ANS directional stabilizing disruptive evolution ANS a change in a population over time natural selection ANS...

Anatomy ANS The study of the body structure Gross Anatomy ANS Study of structures that can be seen with the naked eye Microscopic Anatomy ANS deals with structures too small to be seen with the naked eye Physiology ANS The study of bodily functions

In humans, how many chromosomes are in each gamete after meiosis? ANS 23 What is called the "powerhouse" of a cell because it breaks down nutrients to help make the major energy source of the cell? ANS Mitochondria What is known as the "brain" of a cell because it controls the activities of the cell? ANS Nucleus What are the small structures in a cell's cytoplasm that help the cell to function? ANS Organelles

1) There are three layers of neurons in the retina. The axons of which of these neuron layers form the optic nerves? A) cone cells B) ganglion cells C) bipolar cells D) rod cells B) ganglion cells 2) Ordinarily, it is not possible to transplant tissues from one person to another, yet corneas can be transplanted without tissue rejection. This is because the cornea ________. A) does not contain connective tissue B) has no blood supply C) is not a living tissue D) has no nerve supply ...

Are protists prokaryotic or eukaryotic organisms? ANS Eukaryotic Are protists unicellular, multicellular, or are both present in this group? ANS both unicellular and multicellular organisms Explain the morphological innovations of: Nuclear membrane and Endomembrane Organelles ANS an early eukaryote may have engulfed a smaller eukaryote as a food source but instead of the food vacuole digesting the cell, the vacuole was used as a cell wall and the engulfed cell and created a nuclear...

proteins are synthesized by ANS ribosomes RNA is made of ANS single strand of nucleotides (Phosphodiester bonds) The sugar in RNA is? ANS ribose what does ribose do in RNA ANS carries a hydroxyl group on the 2' carbon hydroxyls are ANS reactive functional groups (explains why RNA is less stable than DNA)

What is located at the fifth intercostal space? ANS Apex of the heart Apex of the heart ANS tip of the heart pointing down toward the 5th left intercostal space Which layer of the heart allows it to act as a pump? ANS Myocardium Left ventricle ANS What is the hardest working cardiac chamber and therefore has the thickest myocardium? Which layer of the heart wall contains the epicardium? ANS pericardium.