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BIOS 251 Week 5 Exam 2 (Weeks 3 and 4) Question: During what phase of meiosis does crossing-over occur? Question: Which organelle is responsible for breaking down damaged or faulty proteins? Question: In which stage of mitosis does the nuclear envelope disintegrate? Question: How many chromosomes are in human somatic cells? Question: Proteins are synthesized in the and sorted, packaged, and transported by the. Question: Which molecule helps stabilize and reinforce the plasma membrane? Question: Which type of membrane proteins can be found on either the outer or inner surfaces of the plasma membrane? Question: Select all types of active transport. Question: What happens to a red blood cell that is placed in a hypertonic solution? Question: Which mode of secretion consists of glandular secretions that are carried by vesicles and use exocytosis? Question: What are the three types of protein fibers found in connective tissue? Question: Select the characteristics that cardiac and skelet
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Question 1 0 / 1 pts During what phase of meiosis does crossing-over occur? prophase II prophase I metaphase II anaphase I interphase IncorrectQuestion 2 0 / 1 pts Which organelle is responsible for breaking down damaged or faulty proteins? proteosomes ribosomes peroxisomes golgi complex Question 3 1 / 1 pts In which stage of mitosis does the nuclear envelope disintegrate? anaphase telophase prophase
metaphase IncorrectQuestion 4 0 / 1 pts How many chromosomes are in human somatic cells?
peripheral proteins integral proteins lipoprotein glycoprotein IncorrectQuestion 8 0 / 1 pts Select all types of active transport. secondary active simple diffusion Na/K pump osmosis endocytosis Question 9 1 / 1 pts What happens to a red blood cell that is placed in a hypertonic solution? crenates swells with water nothing bursts Question 10 1 / 1 pts Which mode of secretion consists of glandular secretions that are carried by vesicles and use exocytosis? holocrine apocrine
endocrine merocrine Question 11 1 / 1 pts What are the three types of protein fibers found in connective tissue? collagen, elastic, loose reticular, collagen, irregular tendons, ligaments, joints cartilage, elastic, collagen reticular, elastic, collagen IncorrectQuestion 12 0 / 1 pts Select the characteristics that cardiac and skeletal muscle tissue have in common. contain intercalated discs nonstriated striated voluntary involuntary Question 13 1 / 1 pts Which type of connective tissue can be found in tendons and ligaments? cartilage osseous tissue dense regular
Which of the following cell junctions would you most likely find in the walls of blood vessels? gap junctions desmosomes tight junctions hemidesmosomes Question 18 1 / 1 pts During which part of the cell cycle is the cytoplasm split, producing two individual daughter cells? cytokinesis telophase S phase anaphase IncorrectQuestion 19 0 / 1 pts In which type of epithelial tissue does diffusion occur the easiest? simple squamous pseudostratified columnar stratified squamous simple cuboidal IncorrectQuestion 20 0 / 1 pts Which of the following transport mechanisms are considered passive? osmosis pinocytosis
phagocytosis Na+/K+ pump simple diffusion filtration IncorrectQuestion 21 0 / 1 pts Select all SUBTYPES of connective tissue compact bone simple squamous hyaline cartilage cardiac muscle areolar tissue neuroglia adipose tissue pseudostratified Question 22 1 / 1 pts Which of the following organelles are responsible for producing ATP? lysosomes ribosomes golgi apparatus mitochondria
