A stromatolite is a structure ________ .a. produced by endosymbiosisb. that forms when a meteorite hits the Earthc. consisting of layered bacteria and sedimentd. that expels hot water from deep in the Earth

Q: Which of the following is NOT evidence for endosymbiosis? A. Bacteria and mitochondria both have…

A: Endosymbiotic theory was given by Lynn Margulis. It states that mitochondria and chloroplast were…

Q: Plasmodial and cellular _____ are important decomposers that havean amoeboid vegetative state. a.…

A: A plasmodium is an associate with an amoeboid, multinucleate, and naked mass of cytoplasm that…

Q: A stromatolite is a form of sedimentary rock created by single-celled cyanobacteria (blue-green…

A: 1) (a) photosynthesis: photosynthesis occurs in plants on ancient earth as well as on present day…

Q: Abiogenesisa. refers to the spontaneous generation of organisms from nonliving matter. b. explains…

A: The existence of the planet earth dates back to many billion years ago. However, there was no life…

Q: When an organism breaks into a number of parts and each part develop into an individual, it is…

A: All life forms are formed of cells. All living things in the earth share a particular set of…

Q: A response to an external force is a characteristic that organism is NOT alive. * O TRUE FALSE In…

A: A living thing is anything that has life, while a non-living thing is anything that does not have…

Q: ______carry out oxygen-releasing photosynthesis. a. Spirochetes c. Cyanobacteria b. Chlamydias d.…

A: Photosynthesis can be defined as the process by which green plants and certain other organisms will…

Q: Which of the following statement(s) or feature(s) apply to Amoeba proteus ? Select 3 correct…

A: Amoebas are present as each nonparasitic and parasitic varieties.

Q: According to the endosymbiotic theory, _____ were/was originallyphotosynthetic bacteria.a.…

A: Answer is b and c chloroplast and mitochondria.

Q: History. Koch's postulates O helped prove the Theory of Endosymbiosis O prove prokaryotes evolved…

A: In the late 1800s, scientist Robert Koch proposed a theory through a set of various observations and…

Q: Metagenesis takes place below the Earth's surface where temperature is less than 150°C . Select one:…

A: Metagenesis: The last stage of maturation and conversion of organic matter to hydrocarbons.…

Q: A bacterium is_______ (choose all that apply). a. an organism c. an animal b. single-celled d. a…

A: There are many different types of organisms found on the planet. So it is important to classify…

Q: The scientific name for corn is Zea mays. Zea is the (a) specific epithet (b) genus (c) class (d)…

A: Carl Linnaeus was a Swedish naturalist. He is considered as father of taxonomy. He described about…

Q: After 5 days from the trip, Adnan noticed that his foot was red and it started to itch. a) What…

A: Itching may be a symptom of an infection, such as chickenpox or another viral infection. athlete's…

Q: Both flagella and cilia are found primarily ina. algae c. fungib. protozoa d. both b and c

A: Flagella are a whip-like construction that helps in the movement of bacteria. Their main purpose is…

Q: DNA Flagella PIli Escherichia coli a. What is the name of organism? Blank 1 b. Write the name of the…

A: The picture is of bacterial cell. There are found no distinct nucleus in the cell.

Q: While examining a rock surface, you have discovered an interesting new organism. Which of the…

A: C. cell wall contain peptidoglycans.

Q: Mitochondria likely originated froma. archaeab. invaginations of the cell membranec. rickettsiasd.…

A: Mitochondria are essential cell organelle that are membrane bound in nature. They are involved in…

Q: Metagenesis takes place below the Earth's surface where temperature is less than 150°C . Select one:…

A: Answer : True

Q: I took this picture recently of an organism growing on the surface of a rock. What type of organism…

A: An organism growing on the surface of a rock What type of organismi is this?

Q: Guestion 85 Protists (Kingdom Protista) can be: O none of the choices are correct O heterotrophic O…

A:

Q: Marine Biology a) Despite being so large, the ocean contributes to (more or less) primary production…

A: The question seem to have an incomplete part (Small things have more_____________). So, I am…

Q: 1. 3 domains a. ancient,oldest living forms known; able to live in extreme conditions b. Inventor of…

A: In Biology the discovery of cell is very important step that opens the idea of the structure of a…

Q: Oceans were a good environment for early organisms because tney O shielded organisms from…

A: According to guidelines we have to answer the first question only so please kindly post the…

Q: In one or two sentences, explain the evolutionary significance of cyanobacteria. Explain at least…

A: Bacteria  can be defined as the microscopic, single-celled  the organisms that  flourish  rich in…

Q: In one or two sentences, explain the evolutionary significance of cyanobacteria. Explain at least…

A: Cyanobacteria are a group of photosynthetic bacteria, some of which are nitrogen-fixing, that live…

Q: SCIENTIFIC INQUIRY • DRAW IT Mosquitoes resistant to thepesticide DDT first appeared in India in…

A: Dichloro-diphenyl-trichloroethane (DDT) is the first synthetic insecticide, which was used to kill…

Q: Which of the following is NOT a unicelled organism? a. amoeba  b. bacteria  c. paramecium  d.…

A: Cells in unicellular and multicellular organisms function differently, but each cell in each…

Q: stromatolite is a structure a. produced by endosymbiosis b. that formed only on the early Earth c.…

A: Ancient stromatolites can help reveal details about the early Earth's environment.

Q: Describe the conditions or circumstances when organic material (i.e. living things) would not be…

A: Organisms can be preserved or can be fossilized . It depends upon the nature of the organisms and…

Q: a. Name two parasites that are transmitted in the cyst form.b. How must a non-cyst-forming…

A: Most protozoa are recognized by their motile feeding stage called trophozoite. Many protozoa have a…

Q: 7. Which of the following statements about early life on earth is incorrect? A) Earth was anoxic B)…

A: Early life on earth was different than today. The life forms used arsenic before using oxygen or…

Q: A group of environmentalists is studying the effects of recent commercial zoning to wildlife acreage…

A: Biodiversity is referred to as an occurrence of different times of ecosystems, species with whole…

Q: While examining a rock surface, you have discovered an interesting new organism. Which of the

A: Answer: Introduction: Basically, there are three types of organism which is based on the type of…

Q: Which of the following are characteristics of archaebacteria?  a) Methane-producersb) Extreme…

A: Answer- (D ) all of the above  Archaebacteria are a gathering of microorganisms viewed as an old…

Q: A. cyanobacteria B. producers C. fungi D. plants E. green algae

A: The process of preparing food by the autotrophs with the help of Sunlight is called photosynthesis…

Q: Some protist groups evolved when a non-photosynthetic eukaryote engulfed a red algae: instead of…

A: Primary endosymbiosis is when the eukaryotic cells engulf and absorbs a prokaryotic cell that are…

Q: Observations from Naturalists Discipline Questions They Raised Erosion and sedimentation occur very…

A: The formation of earth is a question mark under the scientific world. Various theories were…

Q: The host cell in the endosymbiosis that produced the firstchloroplasts was a(n) ________.a. early…

A: Introduction Eukaryotes are organisms with a nucleus encased within a nuclear envelope in their…

Q: you photosynthetic microbes from pond water by using natural selection to allow them to reproduce…

A: Photosynthesis is defined as the process of synthesis of food in the presence of Sunlight carbon…

Q: Which lineage of microorganisms is most closely related to plants? (A) Archaea B) Bacteria Viruses…

A: Introduction A plant is a living organism similar to trees, shrubs, herbs, grasses, ferns, and…

Q: umble, appear to have decomposing skin, and ha ng desire to bite another person. One scientist be pe…

A: If there is a connection between a fungus that is able to cause the disease in humans first of all…

Q: The organisms most likely to belong to the same species are O A people at a football game. O B…

A: Species refers to group of organisms that can interbreed among themselves to give rise to fertile…

Q: Use the following figure to answer questions 6 through 8. so0 ma 400 my 300 ma 200 my 100 my About…

A: Mass extinction is the loss of life of about three quarter of all existant species over the globe in…

Q: 1. Which of the following is not considered a microorganism?a. archaeonb. bacteriumc. protozoand.…

A: Microorganisms are commonly unicellular organisms which are too small to observe with naked eye.…

Q: DNA Flagella Pili Escherichia coli a. What is the name of organism? Blank 1 b. Write the name of the…

A: Microorganisms are the smallest organism or microbes which cannot be seen by naked eye and are…

Q: have a colony consists of loose association of independent cells where some cells m reproduction. A…

A: In the above given examples volvox, Ulva, and the diatoms are algae whereas amoeba is a unicellular…

Microbes

Microbes are microscopic living organisms that can only be detected with the help of specialized laboratory equipment called a microscope. These living organisms are so small that they are not visible to the naked eye.