Can someone please answer these. 13. Which statement is incorect regarding eukaryotic cells?A. In eukaryotes, DNA is associated with proteins in structures called chromosomes.B. The human genome indudes chromosomes and mitochondrial DNAC. Archaea are eukaryotic organisms.D. Yeasts are a group of unicelular fungi and therefore eukaryotes.E. Regardless of being multi- or unicellular, algae are eukaryotes.14. Find the mismatched pair:A. Prokaryotic cells-No cell wallsB. Plantae-Celulosic cell wallsC. Fungi-Cells walls made of chilinD. Protista-Cell wall absent or, when present, its composition variesE. Animal cells-No cell walls15. Assume that in humans the distance between two light-perceiving cells is 150 um on average. What is theminimum distance at which you would perceive two very small objects as separate with the naked eye?A. No less than 2 cm apartB. About 200 pm apartC. No less than 2 mm apartD. As low as 2 pm apartE. None of above16. After watching the video Keratocyte Dance" and discussion in CelI Molec class you leamed that culturedmammalian cells do not grow beyond one-cell layer in thickness. What would you conclude if you observe cellsin culture that grow thicker than one layer?A. The culture is too rich in nutrientsB. The culture consists of contact-uninhibited tumor cellsC. The culture has too much oxygenD. The cells in the culture are undergoing apoptosisE. None of the above17. Which is not a model organism?A. Arabidopsis thaliana ("plant)B. Danio rerio ("Tish")C. Homo sapiens ("mammal")D. Saccharomyces cerevisiae ("fungus")E. Caenorhabdilis elegans ("worm")18. Think about the functions of the organelles. Which statement is talse?A. Each organele is the site where specific metabolic pathways take place.B. Biochemically, the plasma membrane and organelle membranes are lipid bilayers.C. The Golgi apparatus adds carbohydrates to proteins synthesized in the RER (e.g. antibodies, etc.), beforeеxport.D. All of the aboveE. None of the above19. The way living organisms feed themselves has to do with their cellular metabolism. Find the incorrect statement:A. Animals ingest their food, then digest it and absorbB. Plants, algae and several groups of bacteria are autotrophic.C. Fungi digest their foodstuff outside of their bodies followed by absorption of hydrolyzed digession products.D. All of the aboveE. None of the aboveHew20. Remember that learning is more than just memorizing; it is about understanding,applying, etc. Here's a labeled image of the nucleus to help you recall the structureof the nucleus. Find the incorrect statement:A. Gene expression accurs from euchromatic chromosomes.B. Heterochromatin does not lead to gene expression.C. The nucleolus is a region of RNA production.D. All of the aboveE. None of the aboveCoewun a

13) The correct answer is option c ) Archaea are eukaryotic organism. Archaea lacks well defined…

13 Which statement is incorrect regarding eukaryotic cells? A. In eukaryotes, DNA is associated with proteins in structures called chromosomes. В. The human genome includes chromosomes and mitochondrial DNA C. Archaea are eukaryotic organisms. D. Yeasts are a group of unicelular fungi and therefore eukaryotes. E. Regardless of being multi- or unicellular, algae are eukaryotes. 14. Find the mismatched pair: A. Prokaryotic cells-No cel walls В. Plantae-Celulosic cell walls C. Fungi-Cells walls made of chitin D. Protista-Cel wall absent or, when present, its composition varies E. Animal cells-No cel walls

13 Which statement is incorrect regarding eukaryotic cells? A. In eukaryotes, DNA is associated with proteins in structures called chromosomes. В. The human genome includes chromosomes and mitochondrial DNA C. Archaea are eukaryotic organisms. D. Yeasts are a group of unicelular fungi and therefore eukaryotes. E. Regardless of being multi- or unicellular, algae are eukaryotes. 14. Find the mismatched pair: A. Prokaryotic cells-No cel walls В. Plantae-Celulosic cell walls C. Fungi-Cells walls made of chitin D. Protista-Cel wall absent or, when present, its composition varies E. Animal cells-No cel walls

Biology: The Dynamic Science (MindTap Course List)

4th Edition

ISBN:9781305389892

Author:Peter J. Russell, Paul E. Hertz, Beverly McMillan

Publisher:Peter J. Russell, Paul E. Hertz, Beverly McMillan

Chapter25: The Origin Of Life

Section: Chapter Questions

Problem 8TYK

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The first forms of life on Earth were thought to be_____. single-celled plants prokaryotes insects large animals such as dinosaurs
1) Evolution describes the change of the genetic makeup of __________ A)a population. B)an individual. C)a species. D)a cell 2) Which of the following would not be classified as a eukaryote? A)bacteria B)protista C)animals D) fungi E)plants 3) Which of the following is not a domain of life? A)Animalia B)Bacteria C)Archaea D)Eukarya
4. Which of the following best describes an organelle? a. Any cellular structure whose function is essential for a cell to acquire resources, grow, and reproduce b. A membrane-bound structure inside a cell that translate, tag, and pack proteins c. The site of ribosome synthesis d. The site of ATP synthesis that converts light energy to chemical energy through the process of photosynthesis. 5. Bacteria that lack fimbriae are less likely to _____________________. a. Adhere to cell surfaces b. Swim through bodily fluid c. Retain the ability to divide d. Synthesize proteins 6. What is a motor protein? a. One of the three types of fibers that comprise the cytoskeleton b. A protein that changes confirmation when ATP is hydrolyzed and makes movement possible. c. A molecule that “walks” along a microtubule when mannose-6-phosphate is attached d. An enzyme that catalyzes the formation of the ATP used in movement
6) A laboratory technique is represented in the diagram to the right. Which knowledge was needed to develop this technique? a) knowledge of sexual reproduction in plants b) knowledge of the structure of starch molecules c) knowledge of the development of embryos d) knowledge of the structure of a DNA molecule
After some time, you found out that you did not like working in microbiology lab, so you found a job at an Environmental lab. Some park attendants said that their dogs took a dive in one of the park’s ponds and after few days they became sick. So, you went to the park and took a sample of the water to analyze it.11) To which one of the kingdoms you are expecting to find representative of that caused the dogs to become sick?12) Name the Phylum13) To which class (or group) of organisms they belong to?
1. List and describe the five kingdoms of life. Who developed this system? what is the basis for the divisions? why is it important to the study of biology?
One piece of supporting evidence for the endosymbiotic theory for the origin of eukaryotic cells is thata. eukaryotic cells have internal membranes.b. mitochondria and chloroplasts have their own DNA.c. Golgi bodies and endoplasmic reticulum were present in ancestral cells.d. the nuclear membrane could only have come from another cell.
1. Which of the following is not an evidence that chloroplasts and mitochondria originated as prokaryotic endosymbionts of larger cells? * A. They contain circular DNA molecules not associated with proteins. B. Their membranes have enzymes and transport systems that resemble those found in plasma membranes of prokaryotes. C. Their ribosomal RNA is more similar to that of eubacteria than to eukaryotes. D. They contain their own genome and produce their own proteins. 2. Why does the endosymbiotic hypothesis maintain that chloroplasts may have at least three origins? It is because * A. Molecular systematics link the red line, green line and brown line to three different eubacteria. B. The chloroplasts of green plants show three distinct morphologies. C. The pigment composition and thylakoid arrangement cyanobacteria occur in three different arrangements. D. The phyla of algal protists can be divided into three…
Which of the following is not a characteristic of all living organisms? a. They replicate genetic information and convert the information into proteins. b. They pass genetic information between generations. c. They have an internal metabolic system that provides energyfor biological activity. d. They use external energy to drive internal reactions thatrequire energy. e. They use mitochondria for synthesis of ATP.
The differential growth of body parts is called: a. allometry. b. paedomorphosis. c. heterochrony. d. phyletic gradualism. e. evo-devo.
Which statement about the taxonomic classification system is correct? There are more domains than kingdoms Kingdoms are the top category of classification Classes are divisions of orders Subspecies are the most specific category of classification.
Every cell is descended from another cell. This idea is part of ______. a. evolution c. the cell theory b. the theory of hereditary d. cell biology