ronmentWhat you absolutely need to know for the Regents Exam! The LE Exam consists of approximately 70-75 questions worth a total of 85 points. The exam is broken down into 4 parts: Part A: General knowledge multiple choice questions (30 points) Part B: A mix of multiple choice and short answer‚ dealing with the application of knowledge. So far‚ Part B has always required students to draw a graph. (25 points) Part C: Short answer questions dealing with your ability to apply material learned in
Premium Education Sentence Question
reproduction. Oogamous sexual reproduction is when the small‚ motile male gamete swims to the large‚ non-motile female gamete and fertilize. Volvox can also reproduce asexually by having specialized cells in the parent colony go through multiple rounds of mitosis. They produce many new cells‚ which form smaller daughter colonies. The daughter colony resides in the parent colony until they are mature and then they are released into the
Premium Photosynthesis Carbon dioxide Oxygen
colleagues in 1960 (Matthews‚ 1999). It affects approximately 1 in 12‚000 births and is the least common of the trisomy syndromes‚ after trisomy 18 and trisomy 21 (Down syndrome). An abnormality of the chromosome occurs when mitosis or meiosis does not happen correctly. During mitosis‚ when the cells are dividing‚ chromosomes are either lost or gained. The chromosomes do not separate evenly. When the distribution of chromosomes during cell division occurs after the egg is fertilized by the sperm‚ mosaicism
Premium Chromosome Cytogenetics Aneuploidy
|[pic] |Syllabus | | |College of Natural Sciences | | |BIO/101 | |
Premium Biology DNA Evolution
autosomes (non-sex chromosomes) Each pair is homologous – same instructions but different messages Not all living things have the same number of chromosomes N = Haploid Number (23 in humans) 2N = Diploid number (46 in humans) Cell Division: Mitosis: Occurs only in Somatic Cells Daughter cells are identical to parent cell Purpose: GROWTH‚ REPAIR‚ and REPRODUCTION Interphase: Cell grows and DNA duplicates. Prophase: Chromatin condenses and Nuclear membrane dissolves. Metaphase: Chromosomes
Premium Mitosis Meiosis Chromosome
COURSE SYLLABUS Instructor: Koshy Varghese‚ M.S. (Biology)‚ M.Ed.‚ M.S. (Psychology) Email: Koshy.Varghese@Navarrocollege.edu Phone: 903-874-6501 General Biology I (BIOL 1406) I Biology Spring 2013 INTRODUCTION General Biology I is an introductory survey of contemporary biology for students majoring in the sciences. Topics emphasized will include the chemical basis of life‚ structure and function of cells‚ energy transformations‚ and molecular biology and genetics. The student
Premium Eukaryote Cell Cell wall
BIOLOGY TIME: 2 HOURS (1) Food spoilage is mainly due to a) Poor quality b) high protein content c) the activities of decomposers d) excess water (2) Which of the following organisms is transmitted by houseflies? a) Plasmodium b) Vibro cholera c) Trypanosoma d) Gonococcus sp (3) The odontoid process is associated
Premium Blood Nervous system Central nervous system
Biological Science Lesson 1 Zoology - branch of biology that deals with the life of animals. 1. Morphology - studies forms and structure of animals. a. Gross anatomy - performs surgical technique ; dissection (cutting up). b. Paleontology - studies pre-historic forms of animals through fossil. 2. Histology - study of tissues & organs‚ their structure‚ functions & composition at a microscopic level. 3. Cytology - study of the structure & function and its parts at microsopic level or
Free Cell Eukaryote
NATIONAL SENIOR CERTIFICATE GRADE 12 LIFE SCIENCES P1 VERSION 2 (OLD CONTENT) FOR PART-TIME CANDIDATES NOVEMBER 2011 FINAL MEMORANDUM – 24/11/11 MARKS: 150 This memorandum consists of 12 pages. Copyright reserved Please turn over Life Sciences/P1 (Version 2) (Part-time) 2 NSC – Memorandum DBE/November 2011 PRINCIPLES RELATED TO MARKING LIFE SCIENCES 2011 1. If more information than marks allocated is given Stop marking when maximum marks is reached and put a wavy line and ’max’ in the
Premium Chromosome Y chromosome Meiosis
CHAPTER 29 Multiple Choice ALPHEBETIZED ________ is the most common type of fetal testing. Amniocentesis A chromosomal aberration in which part of a chromosome is lost is known as ________. deletion A female infant is born with several hundred oocytes‚ each one genetically unique. This is due to ________. independent assortment and random crossover An allele that can be masked or suppressed by another allele is said to be __________.Recessive A couple whose blood types are A (IAi) and B
Free Genetics Allele Gene