Sporophyte Study guides, Class notes & Summaries

plants poss exam questions & answers 2024 Plants are said to reach the "photosynthetic compensation point" when A photosynthesis is switched on by light. B the amount of O2 produced by plants is equal to the CO2 produced by animals. C photosynthesis and respiration are in equilibrium within the plant. D the O2 generated by photosynthesis is equivalent to the CO2 concentration in the atmosphere. - ANSWER-C If a fluorescent molecule is excited by light at 500 nm, what could its e...

Bio 101 Module 3 test (Questions and Answers A+ Graded 100% Verified) A diploid cell has ____ the number of chromosomes as haploid cells ANS: twice the first level of DNA organization in a eukaryotic cell is maintained by which molecule? ANS: chromatin identical copies of chromatin held together by cohesin at the centromere are called _____? ANS: sister chromatids Chromosomes are duplicated during what stage of the cell cycle? ANS: S phase which of the following events doe...

BIO 101 FINAL Exam Questions and Answers With Correct Solutions 2024 STRAIGHTERLINE (100% SOLVED) the calvin cycle reactions are dependent upon a supply of carbon dioxide, NADPH, and ATP which cofactor is involved in the Calvin cycle reactions? NADP+ segments of DNA that are not part of the gene are called introns which of the following is not true of ribosomes they bind only one type of amino acid which part of an operon is incorrectly matched with its function? regulator--binds to the repr...

In plants, which of the following are produced by meiosis? Answer haploid spores Where in an angiosperm would you find a megasporangium? Answer within an ovule contained within an ovary of a flower Which of the following is a major trend in land plant evolution over the past 200 million years? Answer the trend toward a sporophyte-dominated life cycle Which of the following statements describes a difference between seed plants and ferns? Answer seed plants produce two kinds of spores ...

• What is the dominant phase of life cycle of vascular plants? - Sporophyte phase of sporic life cycle • What are vascular plants believed to be descendant from? - Green algae: Chlorophyta • What 2 groups are vascular plants divided into? - Seed plants and seedless plants • What are characteristics ofseedless plants? - Release spores, • When were extinct seedless vascular plants common? What was the Era common for? – During the Devonian Period of the Paleozoic Era: 400 MYA; Spor...

BIO 1150 Exam 3 - Questions with Verified Answers Derived traits of land plants Alternation of generations Multicellular, dependent embryos Walled spores produced in sporangia Multicellular gametangia Apical meristems Symbiotic relationships with fungi Cuticle A waxy covering on the surface of stems and leaves that acts as an adaptation to prevent desiccation in terrestrial plants. Lignin Substance in vascular plants that makes cell walls rigid Sporophyte The stage in the life cycle of a plant ...

UBC BIO 210 Exam Questions with Correct Answers What defines vascular plants? - Answer-1. Sporophyte is dominant, independent and branched. 2. Contain xylem (lignin) and phloem. What kind of branching do lycophytes have? - Answer-Dichotomous. What is dichotomous branching? - Answer-When the meristem divides in two. Are lycophytes microphyllous or megaphyllous? - Answer-Microphyllous. What is microphyll? - Answer-A plant leaf with one single, unbranched vein. Are leaf traces present in...

The vast majority of modern day terrestrial green plants are a. Homosporous b. Angiosperms c. Gymnosperms d. Non-vascular - Angiosperms Which of the following describes the correct chronological order of appearance of the four major land plant lineages (oldest to newest)? a. Pine trees (oldest) >ferns >flowering plants > mosses b. Ferns (oldest) >mosses> flowering plants >pine tress c. Green algae (oldest) >pine trees> mosses > flowering plants d. Mosses (ol...

Alternation of Generations - Alternation between an organism being diploid and haploid Blade - Leaves on kelp, holds Onto photosynthetic cells, And makes kelp go up instead of fall to the floor (brown algae) Heterotroph - An organism that gets food from another organism (animals and humans) Holdfast - Similar to roots, holds kelp to ocean floor (brown algae) Sporophyte - Diploid/ spore producing stage of a plants life Adaptation - A trait that evolves by selection for a particular function...

Florida International University CHM 4220 Exam 2 Study Guide Fall 2023. Clicker Questions 1) During the life cycle of plasmodium, it’s gametes: a. Are produced inside the mosquito body b. Are produced both inside the mosquito body and inside the human red cells c. Are produced inside the human red cells d. Are produced inside the liver cells 2) Which of the following is correct on Giardia? a. It does not have gametes that are easily identifies under microscopes b. It produces pr...