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BIOLOGY 101- FINAL EXAM
QUESTIONS WITH COMPLETE AND
ACCURATE ANSWERS.
What is the purpose of chlorophyll in Photosynthesis? -- Correct Answer ✔✔ to capture solar energy What is the criteria of Life? -- Correct Answer ✔✔ respond to stimuli grow and divide homeostasis reproduce and develop Enzymes ______ the rate of a chemical reaction. -- Correct Answer ✔✔ Speed Up Where does glycolysis take place in the cell? -- Correct Answer ✔✔ Cytoplasm What is the total number of ATP molecules produced per glucose molecule in cellular respiration? -- Correct Answer ✔✔ 36 or 38 Enzymes are _____ -- Correct Answer ✔✔ Proteins Where do the light independent reactions of photosynthesis take place in a cell? -- Correct Answer ✔✔ Stroma of the chloroplast What is the basic unit of life? -- Correct Answer ✔✔ Cell waste disposal center of cell -- Correct Answer ✔✔ Lysozymes Which is associated with DNA? a. Chromosome b. Nucleus c. genes
d. All the above -- Correct Answer ✔✔ d. All the above When a cell is placed in a "hypotonic" solution -- Correct Answer ✔✔ Water exits the cell Endocytosis involves... a. ATP b. fusion of a vesicle with the plasma membrane c. bulk transport of material into cell d. all the above -- Correct Answer ✔✔ d. All the above Taxonomy is the study of: -- Correct Answer ✔✔ Classification of all living things Mitochondria is.... -- Correct Answer ✔✔ is involved in cellular respiration, membrane bound organelle, contains stroma, have a convoluted outer membrane. An ATP molecule has _____ phosphates attached? -- Correct Answer ✔✔ 3 Which organism is an example of an autotroph? a. Human b. Cow c. Green Plant e. E. Coli -- Correct Answer ✔✔ c. Green Plant Any energy transformation involves the loss of some energy as.... -- Correct Answer ✔✔ Heat An antibiotic like penicillin is effective as an antimicrobial drug because it... -- Correct Answer ✔✔ acts as a mimic for the correct substrate often targets bacterial cellular components What are possible products for fermentation? -- Correct Answer ✔✔ ethanol, lactic acid, carbon dioxide
Which is not part of the mitosis stages? a. anaphase b. telophase c. apoptosis d. metaphase -- Correct Answer ✔✔ c. Apoptosis When DNA is coiled, folded and twisted into short condensed strands it is called... -- Correct Answer ✔✔ chromosomes Interphase occupies the ..... -- Correct Answer ✔✔ majority of the cell cycle Eukaryotic chromosomes consist of both -- Correct Answer ✔✔ DNA and Protein The Function of mitosis is: -- Correct Answer ✔✔ growth of the organism and tissue repair to ensure each new cell receives a complete set of genetic information asexual reproduction in some species What are alleles? -- Correct Answer ✔✔ Alternative forms of a gene for a single trait Who is often known as the father of Genetics? -- Correct Answer ✔✔ Gregor Mendel What represents the physical characteristics of the individual -- Correct Answer ✔✔ Phenotype Mendel's law of segregation -- Correct Answer ✔✔ Are distributed to separate gametes Crossing over occurs between.... -- Correct Answer ✔✔ Non sister chromatids of a homologous pair
Proteins expressed on red blood cells would be an example of a genetic trait that shows: -- Correct Answer ✔✔ codominance The diploid (2n) number of chromosomes for a human is... -- Correct Answer ✔✔ 46 What occurs in anaphase? -- Correct Answer ✔✔ Chromosomes move to opposite poles Oncogenes are... -- Correct Answer ✔✔ mutated proto-oncogenes cancer causing genes stimulate uncontrolled cell divisions The cell formed through fertilization of an egg by a sperm is called a.... -- Correct Answer ✔✔ zygote If a sperm cell contains 8 chromosomes, it comes from an animal that has.... -- Correct Answer ✔✔ 16 chromosomes If a cell contains 12 chromosomes at the end of meiosis 1, how many chromosomes will the daughter cells contain at the end of meiosis 2? -- Correct Answer ✔✔ 12 Chromosomes Genetic variation in sexually reproducing population include... -- Correct Answer ✔✔ crossing over independent assortment which stage of meiosis does homologue separation occur? -- Correct Answer ✔✔ anaphase Down Syndrome is... -- Correct Answer ✔✔ trisomy 21 some cases sperm contributes to the extra chromosome most common trisomy in humans sex-linked trait Contains thymine and guanine.. -- Correct Answer ✔✔ DNA Hardy Weinberg Equation -- Correct Answer ✔✔ p2+ 2pq + q2 = 1
Telophase- two clusters of chromosomes and nuclear envelope Enzymes are.... -- Correct Answer ✔✔ protein molecules that function as catalyst Mutualism -- Correct Answer ✔✔ symbiotic relationship in which both members of association benefit often with attachment of food Mimicry -- Correct Answer ✔✔ one species resembles another species that possess an obvious anti predator defense Batesian mimicry -- Correct Answer ✔✔ lacks defense the organism it resembles Mullehan mimicry -- Correct Answer ✔✔ shares same protective defensive Character Displacement -- Correct Answer ✔✔ diverse when population belong to the same community than when they isolated Competitive Exclusion Principle -- Correct Answer ✔✔ no two species can occupy the same niche at a time Competition -- Correct Answer ✔✔ when two species compete the abundance of both species is negatively impacted Ecological Niche -- Correct Answer ✔✔ role species play on its community Fundamental Niche -- Correct Answer ✔✔ all conditions under which the organism can survive Habitat -- Correct Answer ✔✔ are where organism lives and reproduces Species composition -- Correct Answer ✔✔ various species in the community
Species diversity -- Correct Answer ✔✔ both species richness and abundance of different species Population and Community -- Correct Answer ✔✔ specific species in living area many species in one living area Ecology -- Correct Answer ✔✔ study of interactions of organisms with other organism Protist are... -- Correct Answer ✔✔ unicellular and highly complex asexual and photosynthetic Viruses -- Correct Answer ✔✔ nonliving some genetic quality contain DNA + RNA in order to replicate and make more infects host cell Hardy- Weinberg Principle states that allele frequencies remain constant as long as.... -- Correct Answer ✔✔ no mutations no gene flow random mating no genetic drift no selection Natural Selection -- Correct Answer ✔✔ members of a population have inheritable variation Evolution -- Correct Answer ✔✔ Charles Darwin common decent with modification Watson + Crick -- Correct Answer ✔✔ constructed model of DNA, double helix model like a twisted ladder Living Things... -- Correct Answer ✔✔ acquire and process food respond to stimuli reproduce and develop adapt to change Photosynthesis -- Correct Answer ✔✔ 6CO2 + 6H20 + energy = C6H12O6 + 6O
