Many nonchordates have tails. Which feature differentiates a chordate's tail from that of a nonchordate?A.
Chordates have postanal tails.

B.Chordates have longer tails than nonchordates.

C. Chordate tails are ventral in origin.

Answers

Answer 1
Answer:

The Correct answer is A. i just took a test on this


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In reef-building corals, a symbiotic relationship exists between corals and a type of algae that live in their tissues. The corals gain energy and oxygen from this association, while the algae obtain carbon dioxide, nitrogen, and a stable habitat. This type of relationship is best categorized as

Answers

Answer:

Mutualism

Explanation:

In mutualism, both of the organisms benefit from the relationship.

This situation is an example of mutualism, as both the algae and corals benefit.

The algae benefit by receiving carbon dioxide, nitrogen, and a stable habitat. Likewise, the corals also benefit by gaining energy and oxygen.

So, this relationship is best categorized as mutualism.

Your brain uses the ______to process and manage stress responses.Choose matching definitiona. limbic systemb. amygdalac. hypothalamusd. thalamus

Answers

Answer:

Your brain uses amygdalac to process and manage stress responses.

Explanation:

Final answer:

The brain uses the limbic system, which includes the amygdala and hypothalamus, to process and manage stress response. The thalamus transmits information from senses but doesn't specifically manage stress.  Therefore, the correct answer would be A

Explanation:

Your brain uses the limbic system to process and manage stress responses. The limbic system, which includes parts like the amygdala and hypothalamus, governs many of our emotional responses, including stress. The amygdala, for instance, processes emotional aspects of information and triggers fear responses.

The hypothalamus, on the other hand, activates the fight or flight response via the sympathetic nervous system. The thalamus acts as a relay station, transmitting information from the senses to the cerebral cortex.

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State the functions of the following PARTS OF AMNIOTIC EGG 1 Embryo 2 Shell 3 Shell membrane 4 Air sac 5 Albumen 6 Yolk 7 Yolk sac 8 Amnion 9 Chorion 10 Allantois

Answers

Answer:

1.Embryo is an underveloped form of the bird at its early state of development usually few weeks old like a week.

2.Shell acts as it's outer covering.

3. Shell memberance acts as a semipermeable memberance for substances to leave or enter the Shell.

4. Air Sac contains a means of respiration for the Embryo.

5. Albumen is the part of the egg reach in protein or the white part you see after cooking.

6. Yolk contains the nutrient

7. Yolk Sac contains yolk

8. Amnion acts as shock observer, liquid suspension of the embryo and as a waste absorber.

9. Chorion is the outer embryonic memberance.

10. Alantios is a memberance that contains blood vessels that feeds the embryo,

Explanation:

Refer to the answers memberance is usually a surface that is permeable to certain substances.

Which is the Sun MOST likely to become toward the end of its lifetime?Select one:
a. a protostar
b. a black hole
c. a neutron star
d. a white dwarf star

Answers

i think its b or c im 80.99% sureĀ 

What are some terms you can use to describe the size and shape of a bird's beak ?

Answers

The beak of the birds varies in sizes and shape. Its purpose is for feeding. The shape accords to what the bird eats. Here are some of the terms you can describe a bird's beak:

* cone shaped bill
* pointed beaks
* strong beaks
* long beaks
* sharp beaks
* thin beaks
* slender beaks
* tubular beaks
* hooked beaks

Answer:

Size can be defined by words such as - long , short

Shape can be defined by words such as - curved, hooked, slender, sharp etc.

Explanation:

The shape and size of beak depends on the purpose of is usage.

Hence,  the following terms can be used to describe the size and shape of a bird's beak -

1. Birds which prey their food have hooked beaks  which are strong and deep to make a firm catch on their food

2. Birds which feed on fruits have  sharp beaks

3. Birds which feed on fish have long, sharp and slender beak

4. Birds feeding on seeds have short and curved beaks

The term "diagnosis" means:_________. 1. limited knowledge
2. lack of knowledge
3. total knowledge
4. before knowledge
b. The medical term that means destruction of living tissue with an electric spark is also known as (AKA):_________
1. fulguration
2. stricture
3. lithotrite
4. micturate
c. The diagnostic term for a disorder characterized by prolonged refusal to eat is:____________
1. Crohn's Disease
2. bulimia
3. anorexia nervosa
4. peptic ulcer
d. Athero/sclerosis is a type of:____________
1. Coronary Ischemia
2. Arteriosclerosis
3. Lymphangitis
4. Angina Pectoris .
e. The medical term that means an artificial substitute or addition replacing a missing body part (teeth, feet, hearing aid, eye lens) is:_____________
1. ortho/paed/ics
2. ortho/tics
3. chiro/pedon/ics
4. prosth/esis
f. Cancers of the circulatory system include:________
1. capsulomas and neuromas
2. neuromas and lymphomas
3. leukemia and lymphomas
4. all of the above
g. The term Herpes literally means to creep and it can cause diseases like Chickenpox, Shingles, Herpes Simplex ,(Oral Herpes), and Herpes Simplex:___________________.
1. Cervical Carcinoma
2. Genital Herpes
3. Venereal Warts
4. Uterine Cancer
h. The area in the lungs where oxygen and carbon dioxide are exchanged is called the:___________
1. pleura
2. alveolus or cavity (alveolar sacs)
3. bronchus
4. bronchioles

Answers

Answer:

a. 3. total knowledge

b. 1. fulguration

c. 3. anorexia nervosa

d. 2. Arteriosclerosis

e. 4. prosth/esis

f. 3. leukemia and lymphomas

g. 2. Genital Herpes

h. 2. alveolus or cavity (alveolar sacs)

Explanation:

a. Diagnosis in terms of medical is meant for total knowledge because diagnosis is the process to examine the diseases by checking the symptoms of a patient or person. Diagnosis provide total knowledge about the person's disorder or disease.

b. Fulguraton is know as the destruction of small growths or areas of tissue using electric spark or diathermy. it is used in medicine for the disctruction of living tissue.

c. Anorexia nervosa is a most common eating disorder caused due to fasting, dieting, taking diet pills, over-exercising, laxatives and diuretics.

d. Atherosclerosis is a type of type of arteriosclerosis that refers to the buildup of cholesterol,  fats and other substances in the artery wall that resticts the blood flow.

e. Prosthetic implant or prosthesis is an artificial substitute that replaces a missing body part such as feet, hearing aid, teeth and eye lens which may be lost due to any disease or trauma.

f. Leukemia and lymphoma are the type of circulatory system cancer. Leukamia is caused by the  rapid production of abnormal white blood cells and found in the blood and bone marrow. Lymphoma affects the lymphatic system that removes excess fluids from body and produces immune cells.

g. Genital herepes is a common sexually transmitted infection caused by the herpes simplex virus.

h. alveolus or cavity (alveolar sacs) are present in the lungs and lung cappillaries that function sfor gas exchange.

Final answer:

The answers provided are medical terms and their definitions: diagnosis, fulguration, anorexia nervosa, arteriosclerosis, prosthesis, leukemia and lymphomas, herpes diseases, and alveolus.

Explanation:

a. The term 'diagnosis' refers to the identification of the nature of an illness or other problem by examination of the symptoms. b. Destruction of living tissue with an electric spark is known as fulguration. c. The diagnostic term for a disorder characterized by a prolonged refusal to eat is anorexia nervosa.  d. Atherosclerosis is a type of arteriosclerosis. e. The medical term that implies an artificial replacement or addition, like a prosthesis, substituting a missing body part (teeth, feet, hearing aid, eye lens) is prosth/esis. f. Cancers of the circulatory system primarily include leukemia and lymphomas. g. The term Herpes, which means to creep, can cause diseases like chickenpox, shingles, oral herpes (Herpes Simplex), and genital herpes (Herpes Simplex). h. The area in the lungs where oxygen and carbon dioxide are exchanged is the alveolus or alveolar sac.

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