Explore BrainMass

Explore BrainMass

    Animal Biology

    BrainMass Solutions Available for Instant Download

    Biology - Biomimicry

    Discover more about biomimicry techniques. You will create a presentation covering the following issues: what implication(s) does this have for our species?; how does this alter our thinking of the way we categorize organisms?; are we the first species in history to be directing our own evolution?; what are the implications for

    Discussing the Actions of Birds, Reptiles and Aquatic Species

    A. Lizards often lie in the sun in the mourning. Why? B. Basking sharks swim close to the surface of the water and appear to be sunning themselves like lizards. In fact, however, they are feeding on plankton. Why might a land-dwelling creature like a lizard need to sun itself, while a water-dwelling creature like a shark does

    Behavior Evolving- Benefit the New Leader

    When a male lion successfully challenges another and takes over his pride, one of the first things the new lion does is to kill all of the cubs in the pride. Why would this behavior have evolved? How does it benefit the new leader?

    Bill Adaptations and Food Source

    What are some of the BILL ADAPTATIONS and LIKELY FOOD SOURCES you might associate with the following habitats. Why would you expect to find this bill type? 1) Wetlands and shore birds 2) Lakes and open waters 3) Grasslands or Raptors 4) Oak wood land and/or Coniferous Forest

    Claw, Leg and Foot Features

    What are some of the CLAW, LEG, and FOOT FEATURES you might associate with the following habitats. Explain why these features would be realistic in consideration of the environment, food sources, environmental challenges the birds might face. 1) Wetlands, shore birds 2) Lakes, open waters 3) Grasslands full of rodents

    Birds Specific Adaptations

    1) What are 5 VERY SPECIFIC ways that birds' bodies are specifically adapted for flight? Need to explain in detail. 2) What are 2 UNUSUAL adaptations that owls have for hunting. What are the reasons for these adaptations. 3) What is an evolutionary reason that explains why vultures don't have feathers

    Taxonomic Category and Dichotomous Key

    In the animal kingdom, you can place animals in categories based on certain differences in the characteristics that each possesses. If you know what critical traits to look for, it is possible to separate any animal into its proper taxonomic category. Use this dichotomous key to help determine the taxonomic category to which a s

    Placing animals in their proper taxonomic category.

    In the animal kingdom, you can place animals in categories based on certain differences in the characteristics that each possesses. If you know what critical traits to look for, it is possible to separate any animal into its proper taxonomic category. Use this dichotomous key to help determine the taxonomic category to which a s

    Taxonomic Category of Animals

    (See attached file for full problem description) --- In the animal kingdom, you can place animals in categories based on certain differences in the characteristics that each possesses. If you know what critical traits to look for, it is possible to separate any animal into its proper taxonomic category. Use this dichotomous

    Dichotomous Key, taxonomic category to which a specific organism belongs

    Please see attached document. --- In the animal kingdom, you can place animals in categories based on certain differences in the characteristics that each possesses. If you know what critical traits to look for, it is possible to separate any animal into its proper taxonomic category. Use this dichotomous key to help deter

    Dichotomous Key, taxonomic category to which a specific organism belongs

    (See attached file for full problem description) --- In the animal kingdom, you can place animals in categories based on certain differences in the characteristics that each possesses. If you know what critical traits to look for, it is possible to separate any animal into its proper taxonomic category. Use this dichotomous

    Dichotomous key/taxonomic category

    In the animal kingdom, you can place animals in categories based on certain differences in the characteristics that each possesses. If you know what critical traits to look for, it is possible to separate any animal into its proper taxonomic category. Use this dichotomous key to help determine the taxonomic category to which a s

    Compare and contrast 4 organisms

    Compare how 4 different organisms(use plant, bacteria, invertebrate and vertebrate) 1. Obtain food and derive energy from it 2. Protect themselves from injury (e.g., immune system, defenses, and integument...) 3. Provide internal transportation (e.g., open or closed circulatory system, number of heart chambers) 4. Prov

    Activation of a Mechanoreceptor

    Describe the full "loop" from activation of a mechanoreceptor in the arm to the voluntary movement of the arm as a consequence (i.e. explain how somatosensory and motor information are conveyed within the nervous system). Please give a complete but succinct summary or explanation. Please explain. Thank you.

    General Biology

    How many vertebrae does a frog have? A. 9 B. 12 C. 15 D. 21 How many chambers does a frog's heart have? A. 3 B. 4 C. 5 D. 6 How long does the larval stage of an amphibian last? A. several weeks to 1 year B. 24 hours C. exactly 21 days D. 9 months How many toes are on the front feet of a frog? A. 2 B. 3 C

    Animal Biology

    1. How long can Hagfish go without eating? A. 1 month B. 3 months C. 5 months D. 7 months 2. How is Hagfish sex influenced by the seasons? A. They have sex in the spring only B. They change sexes with the seasons C. Seasons have no effect D. None of the above 3. Do Hagfish skeletons contain bone? A. Yes

    General Biology

    Mammals alone a. have hair and mammary glands b. have a four-chambered heart c. have the ability to regulate body temperature d. exhibit parental care of the young Genetic and immunological evidence show that the greatest differences occur between human populations native to ______ and all other human populations. a.

    General Biology

    The platypus and the spiny anteater are examples of which mammalian group? a. marsupials b. monotremes c. placentals d. hominids Almost all invertebrate chordates are a. predators b. parasites c. filter feeders d. scavengers Which of the following is not a characte

    General Biology Questions

    Birds descended form (#33) ____ that ran around on two legs some 160 million years ago. All birds have (#34) ______ that insulate and help get the bird aloft. Generally, birds have a greatly enlarged (#35) ____ to which flight muscles are attached. Bird bones contain (#36) ____ _____, and air flows through sacs, not into and o

    General Biology Questions

    Fill In the Blank: Use the below terms to complete the following paragraph. Four major features distinguish the embryos of chordates from those of all other animals: a hollow dorsal (#4) _______ _________, a(n) (#5) __________ with slits in its wall, a(n) (#6) _________, and a tail that extends past the anus at least during

    Animal Biology Questions

    There are three major classes of Cephalopods. Which of the following is a Cephalopod? a. Squid b. Conch c. Clam d. Snail Which type of Cnidarian body plan is less motile? a. larvae b. worm c. Polyp d. medusa What moves the Gastric Mill? A. wings B. tendons C. ligaments D. muscles What are th

    General Biology

    All of the following adaptations have contributed to the success of the insects EXCEPT a. specialized sensory organs b. wings c. small body size d. aquatic habitat A water-vascular system is characteristic of the a. arthropods b. annelids c. chordates d. echinoderms Which of the following is not a member of the ph

    General Biology

    The organs of excretion in flatworms are a. nephridia. b. contractile vacuoles. c. Malpighian tubules d. protonephridia. Animals that are hermaphroditic usually a. fertilize their own eggs. b. cross-fertilize. c. donate eggs to other individuals d. all of these A scolex is a. the anterior attachment organ of a t

    General Biology

    Matching. Choose the most appropriate answer for each. 1a. ___ placozoa 1b. ___ annelids 1c. ___ arthropods 1d. ___ chordates 1e. ___ cnidarians 1f. ___ echinoderms 1g. ___ flatworms 1h. ___ rotifers 1i. ___mollusks 1j. ___ roundworms 1k. ___ sponges A. Trichoplax B. Vertebrates C. Planarians, flukes, tapeworms

    Biology Study Guide

    Hi, I have created a study guide for my biology final exam coming up. Please choose which is the correct answer for each question. Thank you. 1. Natural selection is the process by which a) the age of selected fossils is calculated. b) organisms with traits well-suited to their environment survive and reproduce more. c)

    NMDA receptors

    Would you expect ALL mammalian neurons to have functional NMDA receptors? Please explain your answers. I am looking for any feedback you can provide. I am happy to receive any feedback you may offer on this topic. Thanks much!

    Intracellularly recording from pyramidal cells in a mouse

    I am recording intracellularly from the neocortex of a mouse. If I place my electrode on one set of pyramidal neurons (Layer 2) and add fenfluramine (a serotonin uptake blocker), whithin 5 minutes the neurons produce GREATER amount of action potentials. But when I place fenfluramine while recording from another set of pyramida

    Analyzing a sample of wild canary song

    The main purpose of analyzing a sample of wild canary song is to become familiar with song dialect pattern of geographic variation, identify dialect boundaries objectively, and gather some evidence of whetheror not dialect memberslikely have intimate social interactions.i have already got and analyzed rolls of sonograms of songs