Which of the following statements concerning protists is true? A. All slime molds have an amoeboid stage that may be followed by a stage during which spores are produced. B. All protists have mitochondria, though in some species they are much reduced and known by different names. C. The primary organism that transmits malaria to humans by its bite is the tsetse fly. D. All apicomplexans are autotrophic. E. Euglenozoans that are mixotrophic lack functional chloroplasts. Suppose that you are studying a phylogenetic tree and you want to circle a monophyletic taxon on it. What would you most likely circle? A. A phylogenetic tree does not deal with monophyletic taxon. B. Only the descendants. C. An ancestor and all its descendants. D. An ancestor and some of its descendants. E. Only an ancestor.
Added by David M.
Step 1
Step 1: All protists have mitochondria, though in some species they are much reduced and known by different names. Show more…
Show all steps
Your feedback will help us improve your experience
Babar Ali and 89 other Biology educators are ready to help you.
Ask a new question
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
1. Which of the following statements best describes why protists are important to the function of the global ecosystem? a) Protists often eat larger multicellular plant and animals b) They are important decomposers that break down large carbon molecules for cycling. c) They cause global diseases that regulate the populations of many pest species d) They important primary producers that are responsible for much of the new energy that enters into the biosphere 2. Which of the following statements best describe kelp (a brown algae)? a) Kelp are multicellular, photosynthetic plants b) Kelp are multicellular, photosynthetic cyanobacteria c) Kelp are single celled, photosynthetic protists d) Kelp are multicellular, photosynthetic protists
Sri K.
Which of the following is a characteristic of protists? Select one: A. They are eukaryotic microbes which cannot be classified as fungi. B. They are acellular. C. They are prokaryotic microbes. D. They are reproduced by binary fission. E. They do not have mitochondria in their cytoplasm. Which of the following statements about Staphylococcus aureus is correct? Select one: A. It is stained pink by the Gram stain. B. It can survive in the presence of oxygen. C. It is a common cause of urinary tract infection. D. It is resistant to penicillin. E. It is a rod-shaped bacterium. Which of the following is a causative agent for hemolytic uremic syndrome? Select one: A. Staphylococcus aureus B. Streptococcus pneumoniae C. Escherichia coli O157:H7 D. Helicobacter pylori E. Vibrio cholera. Which of the following types of microbes has the lowest oxygen requirement? Select one: A. Obligate anaerobes B. Facultative anaerobes C. Aerotolerant anaerobes D. Microaerophiles E. Aerobes.
Dominador T.
Which of the following statements does not reflect current understanding of phylogenetic relationships and features among fungi? a. Lineages leading to fungi diverged from those leading to plants about 1 billion years ago. b. Chytrids are probably a paraphyletic grouping and may most closely resemble the earliest fungi. c. There are four broadly accepted fungal phyla, the Zygomycota, Glomeromycota, Ascomycota, and Basidiomycota. d. As fungal lineages diversified, each evolved distinctive reproductive adaptations. e. Conidial fungi do not belong to a recognized fungal phylum.
Recommended Textbooks
Biology for AP Courses
Objective Biology for NEET
Introduction to General, Organic and Biochemistry
Transcript
Watch the video solution with this free unlock.
EMAIL
PASSWORD