Comprehensive BIO 198 Q&A Bundle

How many nucleotides make up each codon? three Where does transcription take place in bacterial cells? the cytoplasm What is the name for the physical location of a gene on a chromosome? locus What is it called when an individual has two copies of the same allele? homozygous _____________is the ...

Microscope A device used to see tiny organisms, used for research and counting. Spectrophotometer A device that passes light through a substance in order to assess the absorption and transmittance. Absorbance Measurement of the amount of light captured by the dissolved or suspended material. Tran...

Ecology study of one's home/earth Ecosystem community of living organisms and their interactions with their abiotic (non-living) environment Abiotic factors and biotic factors when discussing ecosystems, we consider ________ and _______ factors Flow of energy is dependent on capture and conver...

How are Lichens formed? Lichens form from a mutual relation of Algae and Fungus What is a lichen good for? Early colonizers of bore rock, organisms eat them, they provide cover for small organisms, and weavers can use them for dye Where is Red Algae common? Red algae is more common in water. Has b...

Spectrophotometer ? An instrument that measures the concentration of solution by the absorbance by shining a beam of light at the solution What is the Basic Scientific Method? 1.) Accumulate Data or Observant 2.) Formulate a Hypothesis 3.) Observation & Experimentation 4.) New Data 5.) Conclusion 6...

The flow of genetic information in cells from DNA to phenotype Central Dogma of Molecular Biology The three-nucleotide sequence in amino acid Triplet Codon The relationship between a nucleotide and its corresponding amino acid Genetic Codon Terminate protein synthesis and release the polypeptide ...

Cells are grouped into 2 categories: Prokaryotic and Eurkaryotic Animal and Plant cells are Eukaryotic Bacteria are prokaryotes An instrument that magnifies an object microscope Photographs of cells taken with a microscope are called Micrographs What type of microscope is used in our lab? Light...

First Law of Thermodynamics energy cannot be created or destroyed, only be transferred and transformed Second Law of Thermodynamics During energy transfer or transformation, some energy is lost as heat (not 100% efficient) Living things _________ use heat to drive metabolic processes. cannot Meta...

Identify the characteristics that distinguish animals from other types of organisms. Multicellular Heterotrophic Motile Reproduce sexually Use aerobic metabolism Lack cell walls Have life cycles that include development from undifferentiated cells Have a variety of body plans Distinguish between as...

Red Algae rhodophytes -lack flagella -multicellular -tropical waters -terrestrial/freshwater environments -important food source/additive -ice cream, yogurt Agar type of red algae -vegetarian subsitute for gelatin -commonly used by microbiologists as solid subsrate to contain culture media in order...

Phylogenetic trees A. can be based on biochemical pathways. B. can be based on external morphology. C. can be based on anatomy. D. All of the above are correct. E. B and C are both correct D. All of the above are correct. The hypothesized evolutionary relationships between species is called _____ ,...

The krebs cycle occurs: inside the mitochondria the series of membrane bound proteins and cytochromes that couple ATP production with the movement of electrons in the mitochondrial membranes is called Electron transport system cellular respiration in the absence of molecular oxygen is called a...

3 Classes of Animals Bacteria, Archaea, Eukarya Common features of animals Eukaryotic, multicellular, heterotrophic, motile, sexual reproduction, specialized tissues Sponges sessile as adults, no specialized tissues daphnia parthenogenetic reproduction Classifications of animals symmetry, segmen...

Describe the First and Second Laws of Thermodynamics and explain why they are important to the cellular energetics. 1st - energy cannot be created or destroyed, only change forms. • This is important because all living things need a constant energy source (the sun) 2nd - when transforming energy, ...

What type of organism is considered ancestral to all animals? Protists What are the 4 characteristics are used to classify animals into groups? 1. Type of symmetry 2. Number of primary germ layers 3. Type of coelom 4. Presence/Absence of segmentation Asymmetry Definition No particular organization...

Three parts of Eukaryotic Cell 1: Membrane Bound Nucleus 2: Numerous Membrane-Bound Organelles 3: Several Rod-shaped Chromosomes Plant Cell Specific Parts Chloroplasts, Cell Wall (Shape) , Central Vacuole (Shape) Prokaryotic Cell Structure Capsule --> Cell Wall --> Cell Membrane --> Ribos...

What are the different levels of protein structure? primary structure Secondary structure Tertiary structure Quaternary structure Primary structure first level of protein structure, sequence of amino acids linked together to form a polypeptide chain Secondary structure second level of protein stru...

What is a cell? The smallest unit of life What are the 3 aspects of the Cell Theory? 1. The cell is the smallest unit exhibiting the properties of life 2. All organisms are made of 1 or more cells 3. Each new cell arises from an existing cell What is the range of an Electron Microscope? 1 nm - 100...

C4 The ______ photosynthetic pathway is where carbon dioxide is fixed by RUBISCO into sugars via the Calvin Cycle. It uses ATP, photorespiration is minimized, and it increases the rate of photosynthesis. C3 In the ______ photosynthetic pathway, carbon dioxide is fixed by RUBISCO into sugars via the...

How many ml of yeast and water would you need to create a 1/10 dilution? 1 ml of yeast suspension 9 ml of water How many ml of yeast and water would you to create a 1/100 dilution? 1 ml of yeast dilution 9 ml of water How much distilled water was taken in ml in the small beaker from the back count...

What is the male part of a flower? Stamen What is the female part of a flower? Carpel What is two or more Carpels? Pistil What makes up a Stamen? Anther and Filament What makes up a Carpel? Stigma, Style, and Ovary Receptacle Thickened nodule part of stem that flower blooms Sepal Green protect...

Cell theory idea that all living things are composed of cells, cells are the basic units of structure and function in living things, and new cells are produced from existing cells Endosymbiotic theory eukaryotes may have been a product of one cell engulfing another, one living within another, and e...

What is the Central Dogma of molecular biology? The central dogma of molecular biology explains that DNA encodes RNA through a process called transcription and RNA encodes protein through a process called translation. Describe how the information in DNA is used to produce specific proteins and can ...

Techniques for estimating the number of yeast cells in a culture... - Serial dilutions - Spectrophotometer - Compound microscopes - Estimating concentrations from a calibration curve What is an important single-cell organism? Yeast If you want to dilute yeast 1/10 - how much yeast and water would ...

The atomic number refers to the amount of ______ in an atom. protons Atoms in which the number of electrons does not equal the number of protons are known as _________ ions a _______ bond is formed when 2 atoms share one or more pairs of valence electrons. covalent Chemical bonds that form due to...

Ionic bond the complete transfer of electrons, a bond between a metal and a non-metal Covalent bond electrons are shared, a bond between 2 non-metals Polar bond uneven sharing of electrons Ex. H20 Non-polar bond even sharing of electrons Ex. CH4 Lipids a diverse group of hydrophobic molecules ...