Biology question and answers for April 30, 2024
- Q The diploid stage in the lifecycle of plants is referred to as the Diplophyte Sporophyte Gymnophyte
- Q To which phylum does this organism belong OTR
- Q Which of the following is NOT true of fossils They provide a evidence that evolutionary change tends to be gradual b examples of transitional species c a complete record of...
- Q Safranin Nigrosin Crystal violet lodine Question 7 Organisms of the Kingdom Protista are mostly microscopic and multicellular True
- Q A common species of moss is A Rhizopus B Marchantia
- Q Order these major taxonomic categories into an increasingly inclusive hierarchy A species genus family order class phylum kingdom domain B class order family genus species kingdom phylum domain C genus...
- Q Evolution is best defined as a the inheritance of an acquired characteristic Ob any change to the genetic composition of a population c an increase in complexity over time d...
- Q The structures found in vascular plants in which specialized spore producing leaves are clustered together called Prothalia Archegonial heads Rhizomes Strobili Sori Question 15 A common species of liverwort is...
- Q The goal of O a to summarize the fossil record b to explain how all species are related to each other c to be a library of all life that...
- Q Which of the following organisms contain special cells called heterocysts a Anabaena b E coli c Oscillatoria
- Q Most bacteria have an extra chromosomal segment of DNA called a plasmid that is in eukaryotes A found C inactive B not found D proactive
- Q Question 11 of 25 In E coli bacteria the lac operon contains genes that code for enzymes that break down lactose If the bacteria are in an environment with no...
- Q Most bacteria have an extra segment of chromosomal DNA called a that is in eukaryotes A codon C pili B plasmid D chloroplast
- Q Which of the following is NOT true according to Cell Theory A All cells arise from pre existing living cells B All cells are roughly square in shape C All...
- Q Plant cells placed in HYPOTONIC conditions will remain A wilted C flaccid B turgid D plasmolyzed
- Q Spleen cells are taken from a mouse immunized with the LCM virus 2 assays are used to determine antigen specific functional activity of the s Assay 1 the spleen cells...
- Q Over fertilizing your yard puts too much solute around the plant and will result in of the plant cells A Isotonia C shriveling B plasmolysis D swelling
- Q A the most common form of membrane transport B the least common form of membrane transport C rarely seen in animal cells D the most energy dependent form of membrane...
- Q A eukaryotic cell is whereas cells contain free floating organelles and no nucleus A compartmentalized B open in its structure S without DNA
- Q When cell membranes form they have a polar head and a non polar tail This structure is called a n A phospholipid bilayer C infolding B organelle D nucleus
- Q The mechanism that permits immunoglobulins to be synthesized in either a membrane bound or secreted form is O allelic exclusion O codominant expression O class switching differential mRNA processing
- Q Recombination of immunoglobulin gene segments serves to O promote Ab and TCR diversity O assemble a complete variable region coding sequence for an antibody that B cell will produce O...
- Q Oxygen is a highly electronegative atom What influence does this property have on water molecules A Confers polarity C Confers a trigonal shape B Confers low specific heat D Confers...
- Q IgM in humans and mice the antibody constant C heavy chain gene segments are in which order 5 V
- Q The bonding properties of atoms are such that unfilled valence shells bloody stumps are unstable which supports A biotic genesis C phosphorus earth s crust B abiotic genesis D atomic...
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