Biology Questions

Which structure is highlighted smooth muscle fibers circular layer O skeletal muscle fibers longitudinal section O skeletal muscle fibers cross section O cardiac muscle fibers longitudinal section P Pears

What is a characteristic of the highlighted muscle tissue O branching O uni nucleated O voluntary O striated PPearson

Which structures are highlighted O myenteric plexus O smooth muscle fibers longitudinal layer O nuclei smooth muscle fibers circular layer PP

Which structures are highlighted O skeletal muscle fibers O intercalated discs Ostriations Onuclei SUZS 3

Choose one of these variables to change Record detailed observations Run the simulation at least 3 times with the exact same setup to account for variations in the random motion of the molecules Then interpret and analyze your results describe and explain the effect of the independent variable you chose on at least one dependent variable you recorded Your write up will be typed using spell check table making functions and headings include thorough observations summarize your results using concise language reference any internet or paper sources at the end of your report in a section called References in APA format in alphabetic order describe and explain how the independent variable affont

collapsing estimating and predicting clustering classifying

throughout this quiz Question 2 1 point BI and Data Mining What is the name of the Act that ensures Regulatory Compliance

Question 1 1 point BI and Data Mining There are two main kinds of self service Bl tools Conventional and Visualization Conventional tools generally are welcomed by non Finance departments and Visualization tools generally are welcomed by Finance departments True False

The image below shows plant cells What feature of cells is best demonstrated in the image A All organisms have cells with different shapes and functions B All organisms are made up of a large number of cells C Cells are formed from other cells within the same tissue D Cells are the basic units of structure and make up tissues

Refer to the phylogeny below At one point in the phylogeny do we first see differentiated cell types dullilatan a b C d e f g

f e d C b a ancestral protist b Porifera Ctenophora Cnidaria Acoela Hemichordata Echinodermata Chordata Platyhelminthes Rotifera Ectoprocta Brachiopoda Mollusca Annelida 74 Nematoda P101 Arthropoda Which group is the Lophotrochozoa Refer to this phylogeny

Open systems A do not exchange energy with other systems B rarely exchange matter or energy with other systems C do not exchange information with other systems D exchange matter with other systems 2023 iternational Academy of Science All Rights Reserved

What is the function of the type of muscle that is pictured below support and movement of the skeleton O movement of food through the digestive system O contraction and relaxation of the heart

22 All Member States are part of the Specialized Agencies of the United Nations Systems True or False False

Applying Harry just woke up and is still in bed contemplating his day Would you expect his pulse rate to be low 68 b min average 6 80 b min or high 80 b min Explain

Compare and contrast LTP and LTD synapses Make sure you include all the ionotropic receptors neurotransmitter molecular and physical changes associated with LTP and LTD Indicate how the implicated ionotropic receptors are affected by LTP and LTD Explain the role of calcium in the activation of protein kinases or phosphatases during LTP or LTD

In order to improve the memory of a healthy or mutated mouse design an experiment where you will be using optogenetics to induce an LTP that results in memory consolidation The experiment should include which opsin will be expressed and at which region of the brain Also explain the behavioral test that will be done to test if the experiment really induced the LTP and improved the memory of the mouse Explain how LTP will be generated by the technique and what are the expected roles of calcium and CREB the induction of the early and late LTP

Briefly summarize the findings and conclusion of the paper discussed in class about IL33 Explain how the discovery of IL33 expression in the brain is relevant for the understanding of glia interactions and their contribution to neural circuit development Also discuss what is the importance of this study in terms of neurodevelopmental disorders e g autism spectrum disorders

4 Listen Which of the following is unique to echinoderms Oradial symmetry Oradial canal Odeuterostome development a coelom

ten To find the tube feet of a sea star you would have to look on the dorsal side at the anterior end on the ventral side at the posterior end

Which of the following is NOT a deuterostome a goldfish O a sea star O an earthworm a human

Listen Which feature do all chordates possess at least in some part of their life cycle Overtebrae scales an amniotic egg notorhord

Isten Which of the following is unique to echinoderms radial symmetry Oring canal Odeuterostome development a coelom

To find the madreporite of a sea star you would have to look on the dorsal side at the anterior end on the ventral side at the posterior end

Which of the following is unique to echinoderms radial symmetry tube feet deuterostome development colom

Which of the following is a Deuterostome Osea star earthworm clam grasshopper

To find the mouth of a sea star you would have to look on the dorsal side at the anterior end on the ventral side at the posterior end

Which of the following is a Deuterostome O crayfish earthworm Olancelet chopper

hich group is NOT monophyletic and therefore not a good Taxonomic group name Select ALL that apply A Pisces fish B Amphibia C Mammalia Reptilia Vertebral column Limbs loss of internal gills Fur milk Amniotic egg Wings feathers Pisces fish Amphibia Mammalia Reptilia birds Aves

A Cartilaginous fish B Amphibians Hagfish Lampreys Sharks and Rays Ray finned fish O Coelacanths Lungfish Frogs Jawless fish Cartilaginous fish Caecilians Lizards and snakes Turtles Crocodiles and alligators Birds Mammals Lobe finned Salamanders Amphibians fish Sauropsids Bony fish Tetrapods

Which of the statements below are true regarding an Outgroup select all that apply A All the members of the main clade the ingroup are more closely related to each other than they are to the outgroup B An outgroup is a lineage that falls outside the clade being studied but is closely related to that clade C An outgroup is used in phylogenetic analyses to figure out which character state is ancestral on the tree D An outaroup is used in phylogenetic analyses to figure out where the root of the tree should be placed

of the following trees show the same hypothesis as the original will III attle with original Gibbons II Gibbons Orangutan Gorilla Orangutan Bonobo chimps Human Bonobo chimps Human Gorilla Common chimps Common chimps I Gibbons Orangutan Gorilla Orangutan Human Gorilla Common chimps Bonobo chimps Human Bonobo chimps Common chimps Gibbons

A a homologous gene that arose through gene duplication B a derived form of a trait that is shared by a group of related species C D one of two or more homologous genes separated by a speciation event a poncoding stretch of DNA containing a string of short repeated segments

Which of the following trees a c shows the same topology hypothesis as the tree on the left Select ALL that apply A a B W ww b

Ongated snout in R udzungwensis and true shrews are A primates rodents rabbits shrews all other golden elephant mammals relatives relatives tenrecs moles aardvarks shrews manatees hyraxes elephants marsupials 4 4 Homologous trait Phylogenetic Tree based on DNA sequences

A distance method for reconstructing phylogenies that identifies the tree topology with the shortest possible branch lengths given the data is A Neighbor joining B Bayesian methods C Maximum likelihood

2 15 18 List three reasons why insects are such a successful group of animals Explain how these reasons enhance insect success

Question 29 3 points 4 Listen List three reasons why insects are such a successful group of animals Explain how these reasons enhance insect success

B Currently animals are defined by having a collection of various traits What are these traits that define animals Why isn t an Amoeba an animal A fungus

8 Why is the amniotic egg considered an important evolutionary breakthrough O It allows deposition of eggs in a terrestrial environment O It permits internal fertilization to be replaced by external fertilization It provides insulation to conserve heat OIt has a shell that increases gas exchange OIt prolongs embryonic development

The shared derived character that defines the clade Mammalla is mammary glands Overtebrae the placenta the four chambered hear

Which of the following describes echinoderms They are found in both freshwater and saltwater environments They have an exoskeleton of hard calcareous plates Tubefeet provide motility in most species Hemolymph circulates in the water vascular system Digestion occurs completely outside of the organism

1 5 53 Which of the following do ALL chordates possess at least during some part of their life cycle Oa well developed head cranium Ojaws O a backbone a notochord four limbs

8 9 3 7 1 11 12 14 1 15 A shared derived characteristic for members of the vertebrate subphylum would be the presence of Overtebrae the coelom a head a notochord

9 12 17 15 18 Which of the following is a major difference between the chondrichthyans and the ray finned fishes Oonly ray finned fishes have paired fins Oonly chondrichthyans have a swim bladder chondrichthyans have a cartilaginous skeleton whereas ray finned fishes have a bony skeleton Ochondrichthyans evolved in fresh water whereas ray finned fishes evolved in salt water only chondrichthyans have true w

Listen Which of the following is a shared ancestral character for all reptiles amniotic egg radial symmetry cold blooded four chambered heart 76 1 point obrates are asso

18 Which characteristic s is are shared by both cnidarians and flatworms true muscle radial symmetry a digestive system with a single opening O a coelom dorsoventrally flattened bodies

9 14 12 15 17 18 Jaws first occurred in which extant group of fishes Olampreys Olungfishes O placoderms ray finned fishes Ochondrichthyans

Which of the following is NOT a function associated with a body cavity coelom allowing internal organs to move operate independently of the body wall digestion Oprotection of internal organs support movement

Nematode worms and annelid worms share which of the following features O presence of segmentation ecdysis use of fluid in the body cavity as a hydrostatic skeleton absence of species with parasitic lifestyles O presence of a circulatory system