Biology Homework Answers & Questions

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197 results
  • Answered GENOTYPES
    If an individual organism has a genotype of AaBb, how many different gametes can he/she produce and what are they?
  • Answered FLOWERING PLANTS
    Why are flowering plants considered by many botanists to be the most successful land plants?
  • Answered GENETIC DRIFT
    Explain the two types of genetic drift
  • Answered ATOM
    How are organisms classified from domain to atom?
  • Answered LIFE
    Mention any four characteristics of life.
  • Answered KINGDOM & SPECIES
    Discuss the similarities and differences between organisms in the domains Bacteria and Archaea.
  • Answered The urinary system
    Explain the urinary system i.e its working and the organs involved.
  • Answered GBIO 225 WEEK 3 EXAM/ GBIO 225...
    1) Any organism that causes disease is classified as a(n) (1pts) pathogen. mechanical vector. antigen. biological vector. 2) Immunity that develops over time due to exposure to various antigens is termed (1pts) adaptive immunity. innate immunity. coordinated immunity learned immuni...
  • Answered GBIO 225 WEEK 1 EXAM
    1) The ability to maintain a constant internal environment is (1pts) physiology homeostasis development metabolism 2) Impulses are received by nerve cells through (1pts) any process that is long enough to reach the receptor. an axon. the intervention of the neuroglia. numerous de...
  • Answered Devry SCI 228/ SCI 228 Week 4...
    (TCO 1) The two overarching goals of ________ are to increase quality and years of healthy life and to eliminate health disparities. (TCO 1) For dinner, Bill consumes 255 grams of carbohydrate, 70 grams of protein, and 50 grams of fat. In addition, Bill decides that he wants a glass of wine wi...
  • Answered GBIO 225 WEEK 2 EXAM 2
    Exam 1) Acids act as (1pts) hydroxyl ions. hydrogen ion acceptors. proton donors as do bases. proton donors while a base accepts protons. 2) A base has a pH that is (1pts) above 7. equal to 7. below 7. 3) The buffer system is ess...
  • Answered start and stop codon
    Why does changing the start codon from AUG to AUU cause loss of only one protein but the change in the stop codon from UGA to UGG effects two proteins?
  • Answered What would be the effect on pr...
    What would be the effect on protein translation if the stop codon was changed from UGA to UGG?
  • Answered I need help. I want to find li...
    I need help. I want to find list of plants which undergoes two sets of gene duplication. from where i can get it
  • Answered PRINCIPLE OF BIOLOGY
    Biology 204 Principles of Biology I Definition/Comparison Questions Instructions: In your own words, define the pairs of terms given below. Write in complete sentences, stating the differences and relationships between the two terms, and give spe...
  • Answered Homology is evidence of
    Question1 of 20 Homology is evidence of ______. A. directional selection B. convergent evolution C. genetic drift D. common ancestry 2 of 20 Which one of the following statements is true? A. Natural selection works on non-heritable traits. B. Natural selection works on variation already pre...
  • Answered Biology MCQ
    Question1. Which organ is responsible for the release of sodium bicarbonate, a chemical needed to neutralize stomach acid? Select one: a. The stomach b. The Duodenum c. The Liver d. The Gallbladder e. The Pancreas Question 2 Which of the following is known as an accessory organ in the digest...
  • Answered UOP NCSI280 Quiz 1
    Question University of Phoenix Material Week One Quiz Chapter 1 The Human Organism 1. Knowledge of the structure of body parts helps us to understand their function. Which of the following is an accurate example of that principle? a. The basic structural unit of the body is the cell....
  • Answered UOP NSCI 280 A&P Week 7 Final...
    1. The study of tissues is a. cytology b. histology c. molecular biology d. microbiology e. surface anatomy 2. In a negative feedback mechanism, the response of the effect or a. reverses the original stimulus b. enhances the original stimulus c. has no effect on the origin...
  • Answered UMUC BIOL350 final exam 2015 l...
    1. The monomer unit of DNA is: a. an amino acid b. a nucleotide c. a fatty acid d. glucose 2. Disulfide bridges are a type of covalent bond critical to maintaining the 3dimensional shape of proteins. The amino acid involved in disulfide bridge formation is: a. tyrosine b. a...
  • Answered The mesopelagic zone refers to...
    Question 1 of 25 The mesopelagic zone refers to the ocean depths in which there is enough light to support plant growth. no light at all. dim light, but not enough for plant growth. enough light for primary production by bacteria. dim light, but enough to support only some...
  • Answered The lower limit of the interti...
    Question 1 of 25 The lower limit of the intertidal zone is the average high tide. average middle tide. lowest tide. lowest edge of the rocky substrate. None of the above choices are correct: it varies according to type of substrate. Question 2 of 25 The particular chara...
  • Answered The epipelagic is divided into...
    Question 1 of 25 The epipelagic is divided into two components: the oceanic waters and the photic zone. neritic zone. pelagic realm. upper photic zone. subtidal zone. Question 2 of 25 Most of the primary production carried out in the open ocean is performed by seawee...
  • Answered Industrial Hygiene white Essay
    You are an industrial hygienist for a major pharmaceutical company. The CEO has contacted you regarding a new product line that will be produced in your facility. The new product involves the handling and use of an engineered nanomaterial. To date, your company s health and safety program has not ha...
  • Answered Which of the following describ...
    Question 1 of 25 Which of the following describes structures from the conduction zone? Pharynx, alveolar sacs, alveoli, trachea Bronchus, nasal cavity, trachea, pharynx Nasal cavity, respiratory membrane, alveoli, bronchus Trachea, bronchus, bronchioles, alveoli Pharynx, larynx,...
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