Biology 2e
2nd Edition
ISBN: 9781947172517
Author: Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher: OpenStax
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Textbook Question
Chapter 23, Problem 12RQ
Which of these locomotor organs would likely be the shortest?
- a flagellum
- a cilium
- an extended pseudopod
- a pellicle
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Chapter 23 Solutions
Biology 2e
Ch. 23 - Figure 23.5 What evidence is there that...Ch. 23 - Figure 23.25 Which of the following statements...Ch. 23 - Figure 23.28 Which of the following statements...Ch. 23 - What event is thought to have contributed to the...Ch. 23 - Which characteristic is shared by prokaryotes and...Ch. 23 - Mitochondria most likely evolved by ___________ ....Ch. 23 - Which of these protists is believed to have...Ch. 23 - In 2016, scientists published the genome of...Ch. 23 - Which of the following observations about a...Ch. 23 - Protists that have a pellicle are surrounded by...
Ch. 23 - Piotists with the capabilities to perform...Ch. 23 - Which of these locomotor organs would likely be...Ch. 23 - Alternation of generations describes which of the...Ch. 23 - The amoeba E. histolytica is a pathogen that forms...Ch. 23 - Which protist group exhibits mitochondrial...Ch. 23 - Conjugation between two Paramecia produces total...Ch. 23 - What is the function of the raphe in diatoms?...Ch. 23 - What genus of piotists appears to contradict the...Ch. 23 - A marine biologist analyzing water samples notices...Ch. 23 - An example of carbon fixation is photosynthesis...Ch. 23 - Which parasitic protist evades the host immune...Ch. 23 - Which of the following is not a way that piotists...Ch. 23 - Describe the hypothesized steps in the origin of...Ch. 23 - Some aspects of eukaryotes are more similar to...Ch. 23 - Explain in your own words why sexual reproduction...Ch. 23 - Giaidia iamblia is a cyst-forming protist parasite...Ch. 23 - Explain how the definition of protists ensures...Ch. 23 - The chllorophyte (green algae) genera Ulva and...Ch. 23 - Why might a light-sensing eyespot be ineffective...Ch. 23 - Opisthokonta includes animals and fungi, as well...Ch. 23 - Describe two ways in which paramecium differs from...Ch. 23 - How does killing Anopheles mosquitoes affect the...Ch. 23 - Without treatment, why dees African sleeping...Ch. 23 - Describe how increasing stress to the ocean would...
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- Temporary finger like extensions on amoeba are called: I. Cell membrane II. Cell wall III. Pseudopodia IV. Ciliaarrow_forwardFlagellum has 9+2 microtubules for planar locomotion.True or False?arrow_forwardWhich of the following statements does NOT agree with the cell theory? Singled-celled Amoeba arise from the division of existing Amoeba. Humans are composed of cells. Cells will form spontaneously whenever Carbon, Hydrogen, Oxygen, Nitrogen, & Phosphorous are present in the correct ratios.arrow_forward
- A horseshoe-shaped crown or "tuft" of tentacles used by many invertebrates for feeding is called a lophophore. fimbrium. trochophore. protostome. rhizophore.arrow_forwardAmoeba use cytoplasmic streaming to expand and retract their pseudopodia. O True Falsearrow_forwardAmoebas and foraminferans are distantly related protists. They are however similar in the fact that; They are both encased in shells They are both photosynthetic They are both members of the Archaeplastida They both feed via psuedopodsarrow_forward
- Part A In which part of a crawling cell are lamellipodia found? The leading edge only Either the leading edge or the trailing edge The trailing edge only Both the leading edge and the trailing edge Neither the leading edge nor the trailing edge Submit Request Answerarrow_forwardWhat features of animals separate them from their nearest relative the choanoflagellates? Choose all that apply the synthesis of collagen the formation of a gastrula during early embryo development O persistent multicellularity lack of a cell wall ability to adhere cells togetherarrow_forwardRhizopus (bread mold) reproduces both sexually and asexually. Rhizopus' sexual reproductive structure is called? Conidia The zygosporagium The ascusarrow_forward
- What advantage do you think a protist would gain by having a unicellular, filamentous, or colonial formarrow_forwardCiliates What are the ciliates cellular organization, ecology, and how are they important to humans? What are some interesting facts about the organism if one were to examined them alive from a microscope? Compare the ciliates to Euglena and Amoebaarrow_forwardHow protista do locomotion?arrow_forward
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