BIO152 Exam 2 Review(2023 update)fully solved to pass

BIO152 Exam 2 Review(2023 update)fully solved to passWhy are plants green - correct answer Chlorophyll reflects green light, and this cute puppy thinks you're doing AWESOME! Take a deep breath, ok do it again. You got this! Pre-adaptations of charophytes - correct answer Fresh Water, Wind-dispersed spores, Sporopollenin, Symbiotic relationship w/ fungi Primary growth in a root is made up of... - correct answer Zone of cell division, elongation, and differentiation T/F - In bryophytes, the gametophyte is dependent on the sporophyte for nutrients. - correct answer F The sporophyte is almost completely dependent on the gametophyte for nutrients. How is the positioning of the Rubisco in C4 photosynthesis different? - correct answer Rubisco in C4 plants is concentrated in the bundle-sheath cells (Kranz Anatomy) T/F CO2 can only be absorbed in the palisade mesophyll - correct answer False CO2 can be absorbed in chloroplast of the palisade and spongy mesophyll What is Double Fertilization and how does the ploidy change? - correct answer A mechanism of fertilization in angiosperms, in which two sperm cells (n) form the zygote (2n) and endosperm (3n). Name the 3 primary growth tissues - correct answer Dermal, Ground, and Vascular What makes up Secondary Growth - correct answer Doesn't occur in monocots. Made up of Vascular Cambium, Secondary xylem + phloem, and cork cambium What are examples of Tropisms - correct answer A growth response of a plant toward or away from a stimulus. Examples: Chemotropism, Gravitropism, Heliotropism, Thigmotropism Acid Growth Hypothesis - correct answer The hypothesis that auxin triggers elongation of plant cells by inducing the synthesis of proton pumps whose activity makes the cell wall more acidic, leading to expansion of the cell wall and an influx of water. What occurs during Senescence? - correct answer 3 things occur simultaneously 1. Chlorophyll production stops 2. Nutrients/sugar moved to stems/roots for storage 3. Cells in abscission zone divide