Features of cell theory - Study guides, Class notes & Summaries

For prokaryotic cells, which statement is correct concerning how the structure of a particular cell component correlates with its function? The cell wall is a tough, fibrous layer that protects the cell and gives it shape and rigidity. The lateral gene transfer, genes are _______. moved from one species to another. Which character separates bacteria from archaea? Bacteria have peptidoglycan in their cell wall. What does it mean to say that prokaryotic organisms have "compact" genomes, relat...

IB Biology 1.5 Latest Version Already Graded A Endosymbiotic theory a theory that some eukaryotic organelles, such as mitochondria and chloroplasts, originated as free-living prokaryotes that invaded primitive eukaryotic cells. Allowed growth of smaller cells in a cytoplasm, through endocytosis, and the rapid replication they could persist indefinitely inside the large cells. It also states that mitochondria were once free living prokaryotic organisms that had developed the process ...

Divided Attention correct answers People can also divide their attention and deal with a great deal of high level information concurrently Stroop interference effect correct answers An example of a perceptual skill that has become automatic (to the point of being obligatory 0 with practice→ reading Cell phones and driving correct answers Talking on cell phones (hand free or not) while driving is as dangerous as driving while intoxicated due to inattention to the driving task (attention i...

Cumulative Exam BIO Retake (Score 94%) | Questions and Answers A news article discussed a genetically engineered medicine that is used to enhance the production of antibodies that are used against disease. Which medicine can this article be about? insulin flu shot penicillin human growth hormone Which of the following examples can cause gene flow between populations? an increase in predators to a population of zebra a volcanic eruption that kills half of a population of mice bird droppings th...

David Myers’ new partnership with coauthor C. Nathan De Wall matches two dedicated educators and scholars, each passionate about teaching psychological science through writing and interactive media These and other innovations rest on the same foundations that have always distinguished a new David Myers edition—exhaustive updating (hundreds of new citations), captivating writing, and the merging of rigorous science with a broad human perspective that engages both the mind and heart. Test b...

basic features of life - Answer-1. cells = simplest unit of life 2. living organisms maintain homeostasis 3. living organisms interact with their environment 4. living organisms use energy 5. living organisms grow and develop 6. genetic material provides a blueprint for reproduction 7. populations evolve from one generation to the next 8. all species (past and present) are related by an evolutionary history CHEEGER cell theory - Answer-states that 1) all organisms are composed of cells,...

Cell theory - -All organisms are made of cells -The cell is the simplest collection of matter that can be alive -Cells are near the middle of the biological size range scanning electron microscope - Focus electrons onto the surface of a specimen, providing images that look 3-D Transmission Electron Microscopes - focus a beam of electrons through a specimen cell fractionation - Takes cells apart and separates the major organelles from one another centrifuges fractionate cells into their co...

BRMP Practice Exam Questions with Correct Answers Define psychology - Answer-the scientific study of human behaviour and mental processes. Why is psychology a science? - Answer-because it uses empirical methods and takes a scientific approach to understanding human behaviour. Science is a general way of understanding the natural world. Its 3 main features are: - Answer-1. Systematic empiricism 2. Empirical questions 3. Public knowledge Pseudoscience refers to - Answer-beliefs and...

Psychology Final Exam Questions and Answers 2024 the scientific method - Answer-Ensures that results are empirical, or grounded in objective, tangible evidence that can be observed time and time again, regardless of who is observing Steps of the scientific method - Answer-make an observation, ask a question, form a hypothesis, make a prediction, do an experiment, analyze results, report results hypothesis - Answer-tentative and testable statement about the relationship between two or more...

What is the basic unit of all life? Cells All cells must share the features that enable them to what? Perform the functions necessary for life. Robert Hooke Discovered the calls while looking at cork under his microscope. Antoni van Leeuwenhoek First to describe living cells Larger Cells Need more proteins (energy cost) Smaller Cells Can absorb more because their is more surface area to volume Can maintain small size, within itself Two Tenets of the Cell theory 1. All living organi...