Why are controls not needed in arthropods experiment described in study guide?

Why are controls not needed in arthropods experiment described in study guide?
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Myrtecaine is study of – (1) Insects (2) Ants (3) Crustaceans (4) Arthropods

Description : Myrtecaine is study of – (1) Insects (2) Ants (3) Crustaceans (4) Arthropods

Last Answer : (2) Ants Explanation: Myrmecology is the scientific study of ants, a branch of entomology. The word myrniecology was coined by William Morton Wheeler (1865-1937), al-though human interest in the life of ants goes back further, with numerous ancient folk references.

Myrmecology is study of (1) Insects (2) Ants (3) Crustaceans (4) Arthropods

Description : Myrmecology is study of (1) Insects (2) Ants (3) Crustaceans (4) Arthropods

Last Answer : Ants

The Pneumococcus experiment proves that (a) bacteria do not reproduce sexually (b) RNA sometime controls the production of DNA and proteins (c) DNA is the genetic material (d) bacteria undergo binary fission.

Description : The Pneumococcus experiment proves that (a) bacteria do not reproduce sexually (b) RNA sometime controls the production of DNA and proteins (c) DNA is the genetic material (d) bacteria undergo binary fission.

Last Answer : (d) bacteria undergo binary fission.

Cost controls can be best described by which of the following? 1. The process of developing the future trends along with the assessment of probabilities, uncertainties, and inflation that could occur during the project 2. The process of assembling and predicting costs of a project over its life cycle 3. The process of assembling and predicting costs of a project over its life cycle 4. The process of gathering, accumulating, analyzing, reporting, and managing the costs on an on-going basis.

Description : Cost controls can be best described by which of the following? 1. The process of developing the future trends along with the assessment of probabilities,  uncertainties, and inflation that  could ... of gathering, accumulating, analyzing, reporting, and managing the costs on  an on-going basis.

Last Answer : 4. The process of gathering, accumulating, analyzing, reporting, and managing the costs on  an on-going basis.

Why is the control needed in any experiment?

Description : Why is the control needed in any experiment?

Last Answer : Because you need to verify that the variable being tested is actually what made the difference.Imagine that you were testing the theory, "If I put plants in red pots, they will grow." So as a test you ... color of the pots mattered, you would need to do two sets of tests, one without the red pots.

If you needed to use powdered copper sulfate in an experiment and were only supplied with clumps of copper sulfate which tool would you need convert the copper sulfate to usable form?

Description : If you needed to use powdered copper sulfate in an experiment and were only supplied with clumps of copper sulfate which tool would you need convert the copper sulfate to usable form?

Last Answer : i don‘t know the answer

Extended source is needed in A. Young's double slit experiment B. Bi prism Experiment C. Newton’s Ring Experiment D. None of them

Description : Extended source is needed in A. Young's double slit experiment B. Bi prism Experiment C. Newton’s Ring Experiment D. None of them

Last Answer : C. Newton’s Ring Experiment

A Project control system: 1. Monitors and controls the project's schedule, costs, scope, budgets etc 2. Is a mechanism which reacts to the current project status in order to endure accomplishment of project objectives 3. Is only needed on large mega projects 4. Is a system for controlling and executing project documentation in an uniform and timely manner

Description : A Project control system: 1. Monitors and controls the project's schedule, costs, scope, budgets etc  2. Is a mechanism which reacts to the current project status in order to endure ... 4. Is a system for controlling and executing project documentation in an uniform and timely  manner

Last Answer : 1. Monitors and controls the project's schedule, costs, scope, budgets etc

In the preparation of an audit program, which of the following items is not essential? a. Assessment of inherent risk b. The preparation of a budget identifying the costs of resources needed c. A review of material from prior audits d. An understanding of controls established by management

Description : In the preparation of an audit program, which of the following items is not essential? a. Assessment of inherent risk b. The preparation of a budget identifying the costs of resources needed c. A review of material from prior audits d. An understanding of controls established by management

Last Answer : The preparation of a budget identifying the costs of resources needed

Names, numbers and other information needed to solve a problem are called: a) Program b) Data c) Controls d) None of The Above

Description : Names, numbers and other information needed to solve a problem are called: a) Program b) Data c) Controls d) None of The Above

Last Answer : b) Data

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Description : How do you plan a study guide?

Last Answer : Feel Free to Answer

Where can I find a good study guide to help me get ASE certified?

Description : Where can I find a good study guide to help me get ASE certified?

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Can I get a study guide at the DMV to study for a permit?

Description : Can I get a study guide at the DMV to study for a permit?

Last Answer : All the DMVs have books that you can buy at the places that your child and use to study and learn what they will need to know to be able to drive and pass the tests. all the books they offer are the same everywhere.

Where can I get an ACT study guide?

Description : Where can I get an ACT study guide?

Last Answer : All the major bookstores have great ACE study guides. They will include practice test and everything you will need to score well on the test.

A formal statement of the research question or “purpose of research study” generally; a. Is made prior to the literature review b. Is made after the literature review c. Will help guide the research process d. b and c

Description : A formal statement of the research question or “purpose of research study” generally; a. Is made prior to the literature review b. Is made after the literature review c. Will help guide the research process d. b and c

Last Answer : d. b and c

What disease is described by: "the toxin acts at the neuromuscular junction, preventing the release of neurotransmitters needed to inhibit muscle contraction." a. Botulism b. Tetanus c. The Plague d. A-C Are Correct

Description : What disease is described by: "the toxin acts at the neuromuscular junction, preventing the release of neurotransmitters needed to inhibit muscle contraction." a. Botulism b. Tetanus c. The Plague d. A-C Are Correct

Last Answer : b. Tetanus

Was is ethical to do this study of the Stanford experiment?

Description : Was is ethical to do this study of the Stanford experiment?

Last Answer : Need answer

Describe a simple experiment to study the thermal expansion of Gases.

Description : Describe a simple experiment to study the thermal expansion of Gases.

Last Answer : I. Take an empty flask and fit a cork into the mouth of the flask. II. Limb of the U shaped glass tube through the cork. III. Clamp the flask in a stand as shown in fig. IV. Dip the ... and produce bubbles in water. X. On cooling flask contracts and water level is pulled up in the glass tube.

While performing an experiment to study the dependence of current on the potential difference across two ends of the resistor, a student keeps the circuit closed for a long time to measure the current and potential difference. State how the resistance of the resistor will be affected?

Description : While performing an experiment to study the dependence of current on the potential difference across two ends of the resistor, a student keeps the circuit closed for a long time to measure the current and potential difference. State how the resistance of the resistor will be affected?

Last Answer : Answer. When the circuit is closed for a long time, the flow of current will be in excess which causes unwanted heating in the resistor and changes the value of resistance.

The University Book Shop selects 200 of its more than 8,000 customers to participate in a study on service quality in the shop. The Book Shop has established a ________ for use in its research: A)population B)field setting C)dependent grouping D)sample E)experiment

Description : The University Book Shop selects 200 of its more than 8,000 customers to participate in a study on service quality in the shop. The Book Shop has established a ________ for use in its research: A)population B)field setting C)dependent grouping D)sample E)experiment

Last Answer : D)sample

You and your study partner want of draw the pathway that controls the controls the reabsorption of sodium ion when blood pressure falls. Which of the

Description : You and your study partner want of draw the pathway that controls the controls the reabsorption of sodium ion when blood pressure falls. Which of the

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___ is performed by the occupational health and safety professional to accomplish a comprehensive study of the workforce, current work practices, identification of potential occupational hazards and engineering controls.?

Description : ___ is performed by the occupational health and safety professional to accomplish a comprehensive study of the workforce, current work practices, identification of potential occupational hazards and engineering controls.?

Last Answer : Baseline survey

Is it possible to train arthropods to obey basic human voice commands?

Description : Is it possible to train arthropods to obey basic human voice commands?

Last Answer : answer:I would say (I'm not schooled in this field, but I do know some information) arthropods, over the years have developed different parts of their brains to adapt. Taste & smell are more important & ... answer I can provide based on what little I know. Sorry I don't know much about the subject.

What carries the waste from the digestive tract to the anus (Arthropods)?

Description : What carries the waste from the digestive tract to the anus (Arthropods)?

Last Answer : Malpighian Tubes

What are the characteristics of arthropods ?

Description : What are the characteristics of arthropods ?

Last Answer : The characteristics of the animals of the Arthropoda period are: The body is divided into different regions and the articular appendages exist. A pair of clusters and antennae exist on the head. The soft ... the body is known as hemosil. The body is clearly divided into head , chest and abdomen.

Assertion : Annelids, arthropods, and molluscs are protostomial coelomates . Reason : All the three phyla include members with bilateral symmetry and

Description : Assertion : Annelids, arthropods, and molluscs are protostomial coelomates . Reason : All the three phyla include members with bilateral symmetry and

Last Answer : Assertion : Annelids, arthropods, and molluscs are protostomial coelomates . Reason : All the three ... . If both Assertion and Reason are false.

Green glands found in some arthropods take part in

Description : Green glands found in some arthropods take part in

Last Answer : Green glands found in some arthropods take part in A. Excretion B. Respiration C. Digestion D. Both (1) and (2)

Respiratory organs of arthropods are

Description : Respiratory organs of arthropods are

Last Answer : Respiratory organs of arthropods are A. Gills B. Book gills C. Book lungs, tracheal system D. All of these

Body cavity of arthropods is called

Description : Body cavity of arthropods is called

Last Answer : Body cavity of arthropods is called A. Coeleom B. Hemocoel C. Pseudocoel D. Gastrovascular cavity

How many animals in the given list have gills for respiration ? Earthworm , Frog, Fish, Insects, Reptiles, Aquatic arthropods, Flatworm, Molluscs, Bir

Description : How many animals in the given list have gills for respiration ? Earthworm , Frog, Fish, Insects, Reptiles, Aquatic arthropods, Flatworm, Molluscs, Bir

Last Answer : How many animals in the given list have gills for respiration ? Earthworm , Frog, Fish, Insects, Reptiles, ... A. Six B. Four C. Three D. Five

Match the following and mark the correct options `{:("Animal","Repiratory organ"),("Earthworm", (i). "Moist cuticle"), ("Aquatic Arthropods", (ii). "G

Description : Match the following and mark the correct options `{:("Animal","Repiratory organ"),("Earthworm", (i). "Moist cuticle"), ("Aquatic Arthropods", (ii). "G

Last Answer : Match the following and mark the correct options `{:("Animal","Repiratory organ"),("Earthworm", (i). "Moist cuticle") ... -iv D. A-I,B-ii,C-i,v, D-iii

What do arthropods use to sense their environments?

Description : What do arthropods use to sense their environments?

Last Answer : Most important appendage which Arthropods use for sensingenvironment is antenna .Antenna is head appendage used to sensesound chemicals heat etc.

What are differences between mollusks with Arthropods?

Description : What are differences between mollusks with Arthropods?

Last Answer : What is the answer ?

How are appendage adaptations and segmentations key to the success of Arthropods as a group?

Description : How are appendage adaptations and segmentations key to the success of Arthropods as a group?

Last Answer : Need answer

How arthropods make sure there is room for growth in their new skeleton?

Description : How arthropods make sure there is room for growth in their new skeleton?

Last Answer : They grow just after they moult and before the new shell hardens.

Which describes the leg of all arthropods?

Description : Which describes the leg of all arthropods?

Last Answer : they are jointed

Open circulatory system is the one in which blood does not circulate only inside blood vessels but it also falls in cavities that irrigate tissues. In the open circulatory system the blood pressure is low and generally the blood (called hemolymph) has low cellularity. Arthropods, molluscs (the cephalopods are exception) and protochordates have open circulatory system. The Circulatory System - Image Diversity: open circulatory system

Description : Open circulatory system is the one in which blood does not circulate only inside blood vessels but it also falls in cavities that irrigate tissues. In the open circulatory system ... and protochordates have open circulatory system. The Circulatory System - Image Diversity: open circulatory system

Last Answer : What is a closed circulatory system?

How can the endoskeleton of echinoderms be characterized in comparison to analogous structures present in vertebrates, arthropods and molluscs?

Description : How can the endoskeleton of echinoderms be characterized in comparison to analogous structures present in vertebrates, arthropods and molluscs?

Last Answer : The echinoderm skeleton is internal, i.e., it is an endoskeleton. It is made of calcium carbonate (calcareous). Vertebrates also have internal skeleton made of bones and cartilages. Arthropods ... of chitin, a chitinous exoskeleton. Some molluscs present a calcareous shell that works as exoskeleton.

Arthropod identity card. How are arthropods characterized according to examples of representing beings, basic morphology, type of symmetry, germ layers and coelom, digestive system, respiratory system, circulatory system, excretory system, nervous system and types of reproduction?

Description : Arthropod identity card. How are arthropods characterized according to examples of representing beings, basic morphology, type of symmetry, germ layers and coelom, digestive system, respiratory system, circulatory system, excretory system, nervous system and types of reproduction?

Last Answer : Examples of representing beings: cockroaches, flies, crabs, lobsters, shrimps, spiders, scorpions, mites. Basic morphology: segmented body (metameric), articulated limbs, chitinous exoskeleton, ... crustaceans, metamorphosis in some insects, no larval stage in arachnids. Phylum Mollusca Review

How are the main classes of arthropods classified according to the presence of larval stage in their embryonic development?

Description : How are the main classes of arthropods classified according to the presence of larval stage in their embryonic development?

Last Answer : In crustaceans there are species with direct and others with indirect development. In insects there are species without larval stage (ametabolic insects), others undergoing indirect ... while holometabolic insects undergo complete metamorphosis. Phylum Arthropoda - Image Diversity: metamorphosis

What are the types of fecundation that occur in arthropods? What is the predominant type?

Description : What are the types of fecundation that occur in arthropods? What is the predominant type?

Last Answer : In arthropods there are species having external fecundation and other species having internal fecundation. Internal fecundation is predominant.

What are the noteworthy features of the nervous system of arthropods?

Description : What are the noteworthy features of the nervous system of arthropods?

Last Answer : In arthropods the nervous system has more sophisticated sensory receptors with well-advanced cephalization. In the anterior region of the body there is a fusion of ganglia forming a ... animals to explore many different environments. Phylum Arthropoda - Image Diversity: arthropod nervous system

What are respiratory pigments? What is the respiratory pigment present in some arthropods? Which is the analogous molecule in humans?

Description : What are respiratory pigments? What is the respiratory pigment present in some arthropods? Which is the analogous molecule in humans?

Last Answer : Respiratory pigments are molecules able to carry oxygen and other respiratory gases present in circulatory fluids. In crustaceans and in arachnids hemocyanin is the respiratory pigment. In humans the analogous pigment is hemoglobin.

What is the type of circulatory system present in arthropods? Do these animals have heart and respiratory pigments?

Description : What is the type of circulatory system present in arthropods? Do these animals have heart and respiratory pigments?

Last Answer : In arthropods the respiratory system is open (lacunar). Blood, also known as hemolymph, is pumped by a heart and falls into cavities (lacunas) irrigating and draining tissues. All arthropods have ... blood does not carry gases (in them gases reach tissues and cells through tracheal structures).

In arthropods why isn't gas exchange done through cutaneous diffusion?

Description : In arthropods why isn't gas exchange done through cutaneous diffusion?

Last Answer : In arthropods the impermeability of the exoskeleton makes the passage of gases difficult. In addition the new methods of respiration present in arthropods were preserved by evolution because they were more efficient for those animals.

Which organs or respiratory adaptations do aquatic and terrestrial arthropods respectively present?

Description : Which organs or respiratory adaptations do aquatic and terrestrial arthropods respectively present?

Last Answer : In crustaceans, typical aquatic beings, there are richly vascularized gills that make contact with water and permit gas exchange. In terrestrial insects the respiration is ... Phylum Arthropoda - Image Diversity: crustacean respiratory systeminsect respiratory system arachnid respiratory system

How does the presence of exoskeleton explain the general small size of arthropods?

Description : How does the presence of exoskeleton explain the general small size of arthropods?

Last Answer : Since they have exoskeleton and periodic ecdysis, the growth of arthropods is limited to avoid the animal becoming vulnerable to environmental harm. There are however some arthropod species with relatively large-sized individuals, like “giant” cockroaches, crabs and spiders.

How do arthropods grow?

Description : How do arthropods grow?

Last Answer : Due to the presence of exoskeleton the growth of an arthropod is periodical. During the growth period the animal loses the exoskeleton, grows and develops a new exoskeleton. This process is named ecdysis, or molting. Phylum Arthropoda - Image Diversity: ecdysis