Biology question and answers for February 03, 2024
- Q C. Chondrichthyes includes fishes with cartilaginous endoskeletons.1. The Chondrichthyes have skeletons composed entirely of ......... which is much lighter than bone.2. Most living chondrichthyans are grouped in the Elasmobranchii, which...
- Q Birds have key adaptations that reduce body and power1. Birds (Aves) appeared in the Jurassic period as descendants of carnivorous, bipedaldinosaurs. They are members of the archosaurs. Powered flight gave...
- Q Lophotrochozoan ProtostomesThese are bilaterally symmetrical with digestive and sensory organs. Three small groups ofaquatic coelomate animals possess a lophophore.They have a U-shaped lophophore with ciliated tentacles surrounding the mouthPhylum Platyhelminthes...
- Q Agnathans: Hagfishes and Lampreys, Conodonts and OstracodermsA. Lackinginto their mouths.B. Hagfishes and lampreys are the living descendants of ancient agnathan lineages.1. Two lineages of jawless vertebrates, hagfishes (Myxinoidea) and lampreys(Petromyzontoidea),...
- Q Key Innovations in Animal EvolutionEarly biologists used morphology to study evolutionary trends in major animal groups.Tissue and tissue layers appeared early in animal evolution.Primary cell layers of tissue include the...
- Q divides the bodies of some animals of both groups into repeating units.Segments can be seen in humans by observing the vertebral column.In worms, the segments allow duplication of function, and...
- Q Ecdysozoan ProtostomesA. The three phyla in the protostome group Ecdysozoa all have external coverings that shedperiodically.Nematodes are unsegmented roundworms covered by a flexible cuticle and are perhapsthe most abundant animal...
- Q The transfer of fluid from the glomerulus to Bowman's capsuletransfers large molecules as easily as small ones.results from active transport.is very selective as to which subprotein-sized molecules are transferred.usually includes...
- Q Why do birds secrete uric acid and we secrete urea? Use toxicity and energy expenditure to answer this question.
- Q A cohort is defined as:All of the individuals in a population born at the same timeAll of the individuals living in the same habitatAll of the different species in a...
- Q Ciprofloxacin is an example of this class of drugs related to quinine which target DNA replication by preventing unwinding of DNAFluroquinolonesRifampinMonobactamsAminoglycosides
- Q Tomato flesh is typically red due to the production of lycopene, which is a carotenoidpigment. Some tomatoes may have tangerine-colored flesh or yellow-colored flesh.In the 1950's, researchers reported that this...
- Q During an infection by an enveloped animal virus, the whole virus enters the animal cellTrueFalse
- Q 3. Dimorphic fungi are those fungi that..A. Exist either in yeast form or mold form depending on environmental conditionsB. Are able to grow in dry or humid conditionsC. Produce two...
- Q 7. How would you classify a mycosis that....is localized on outermost skin layersis caused by normal microbiotais located beneath the skinaffects internal organsaffects hair, skin, and/or nails
- Q In which sentence is the modifier placed correctly?A. The self-conscious student looked at the floor while her teacher talked with a spikey haircut.B. Self-consciously, the student looked at the floor...
- Q In Paragraph 26 of "April Showers," the narrator uses what literary device in describing Sophie Brill's visit?A. sarcasm -- the author says positive things about Miss Brill but means the...
- Q Which part of the United States were mostly occupied by German immigrants?MidsouthMidwestMidnorthMideast
- Q River blindness isCaused by Herpes simplex virusCaused by worms that invades the eyesCaused by a blood flukeTransmitted by mosquito vectorall of these
- Q Between a phloem-feeding (plant fluids) and leaf-chewing herbivorous describe two major differences in their internal digestive system.
- Q Which of the following is mismatched?ray-finned fishes -- bony operculum protects the gillslobe-finned fishes -- lungfishes undergo estivationsharks & rays -- direct ancestors of tetrapodssharks & rays -- skeleton and...
- Q Desert owls are inactive during the day and active at night. They also have small bodies. Thisdescribes a _______ adaptation to the hot and dry desert. CHECK ALL THAT WOULD...
- Q Mycoplasmas are bacteria that lack cell walls. On the basis of this structural feature, whichstatement concerning mycoplasmas should be true?They should contain less cellulose than do bacteria that possess cell...
- Q Which of the following is descriptive of deuterostomes?spiral and determinate cleavage, blastopore develops second and becomes the anus, enterocoelous developmentradial and determinate cleavage, blastopore becomes the mouth, schizocoelous developmentspiral and...
- Q How would you distinguish between Phylum Porifera and any other animal phyla?the presence of a complete digestive tract.the presence of true tissues.the presence of a body cavity.the presence of a...
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