Cave-dwelling catfish and cave-dwelling earthworms both lack pigmentation and their eyes are reduced or absent. The most recent common ancestor to these organisms had normal pigmentation and fully developed eyes. The similarities between cave catfish and cave earthworms are an example of

Answers

Answer 1

Answer:

Analogy

Explanation:

Cave catfish and cave earthworms can be said to have analogous traits, which have over the years developed separately and have different ancestral origins. This new analogous trait is as a result of the need for both organisms in their different environments, which seem similar in condition, to adapt well.

Through convergent evolution analogous structures and traits are usually formed or observed in organisms that do not share the same ancestral origin.


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1. White blood cells attack what??
2. Ability of an organism to feed is called
a nutrition 6 irritability cd growth ad movement
3. The following are types of living things
except
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d) lysosomea
4. Another name for Aues is called a hea
6) birds cd mamals d)
frog
animals are herbivores except
goats giraffes Selephants
d leopardo
5. The following
6. The locomotany organ of earthwor mis a) fors
Dwings as muscles D tube feet.
Sol
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c) gills d) lenticels
The top of the tongue is responsible for a
bitterness c) Saltiness d) sourness.
these is not
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b) cose c) Tongue ad liver
9. One of
sense o
a) Eye​

Answers

Answer:

white blood cell's fight infections from bacteria, viruses, fungi, and other pathogens

Explanation:

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The ability of an organism to change internally or externally in relation to changes in the environment is called
complexity
heredity
o homeostasis
reproduction
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ASK FOR HELP

Answers

Answer:

Homeostasis would be the answer out of those choices.

Explanation:

This is because they are adapting to their environment to ensure that their normal internal state is maintained.

state the effect of the heat on plastic and Alcohol​

Answers

Answer: When the heat hits the plastic it starts to soften up and loose stiffness in it, but with alcohol it can cause serious consequences, drinking alcohol can cause more urination and lead to dehydration.

Explanation:

Answer:

the heat melts the plastic or softens it, which causes it to change shape.

alcohol changes taste and has a faster evaporation rate. If a person drinks warm alcohol he would start to lose more body water, he will perspire and urinate more.

;D hope this helps

Describe how the chemical bonds in unsaturated fatty acids make them more suited for cell
membranes than saturated fatty acids.

Answers

Answer:

Unsaturated fat, a fatty acid in which the hydrocarbon molecules have two carbons that share double or triple bond(s) and are therefore not completely saturated with hydrogen atoms. Due to the decreased saturation with hydrogen bonds, the structures are weaker and are, therefore, typically liquid (oil) at room temperature .

Which kind of research is most likely to improve the health of the
environment?

Answers

Answer:

The environment   play a role in people mental and physical being.

Explanation:

Environment  quality and human health  remain factors and taking into multiple interactions economic and cultural context.

Environment through air pollution, chemicals, poor quality water and natural area loss, increase in rates obesity, diabetes, and diseases.

Environment factors are particular matter, environmental tobacco smoke leading,and indicative ranking of environmental impacts of health.

Environment across depend on the pressures relate to pollution and natural resources,pollution reduction and the natural environment distribute populations.

Environmental quality can be policy and population group, incomes, elderly and the educational status, environment burden they focus on health and complex causal path.

brain is considered as the centre of all senses, why ?

Answers

Answer:

The answer is

Explanation:

Human brain is considered as the centre of all senses as it can control what we can do. Without our brains, we can't walk, hold things or even move a pencil. A brain has different parts which perform different functions in the body. Brain is considered to be the centre of all senses because of these following reasons.

Hope this helps....

Have a nice day!!!!

The human mind is the command center for the human anxious device. It receives signals from the body's sensory organs and outputs records to the muscle tissues.

wherein are senses located in the brain?

Parietal lobe

It figures out the messages you get hold of from the 5 senses of sight, touch, odor, hearing, and taste. This part of the mind tells you what's a part of the frame and what is a part of the outside international.

Why is your mind vital?

The brain is arguably the most important organ in the human frame. It controls and coordinates moves and reactions, allows us to suppose and feel, and allows us to have reminiscences and feelings—all the matters that make us human.

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PEOPLE IF YOU DONT KNOW THE ANSWER DONT EVEN TRY TO SAY '' I WISH I CAN HELP DUT IDK THE ANSWER" Write true if the statement is true or false if the statement is false. _____ 1. Earth’s diameter is longer through the poles than through the equator. _____ 2. Earth’s magnetic field extends several thousands of kilometers into space. _____ 3. Earth’s axis of rotation passes through the north and south poles. _____ 4. One complete rotation of Earth requires a little more than 24 hours. _____ 5. A swinging pendulum appears to change direction because of Earth’s revolution. _____ 6. Earth’s speed of rotation is greatest at the equator. _____ 7. Earth has seasons because its orbit around the sun is elliptical. _____ 8. Earth travels about 150 million kilometers during one revolution. _____ 9. Earth revolves around the sun at a constant speed. _____ 10. Earth’s axis is tilted 23 ½ degrees relative to a line drawn perpendicular to the equator.

Answers

Answer: 1. Earth’s diameter is longer through the poles than through the equator. False 2. Earth’s magnetic field extends several thousands of kilometers into space. True 3. Earth’s axis of rotation passes through the north and south poles. False 4. One complete rotation of Earth requires a little more than 24 hours. False 5. A swinging pendulum appears to change direction because of Earth’s revolution. False 6. Earth’s speed of rotation is greatest at the equator. True 7. Earth has seasons because its orbit around the sun is elliptical. False 8. Earth travels about 150 million kilometers during one revolution. False 9. Earth revolves around the sun at a constant speed. False 10. Earth’s axis is tilted 23 ½ degrees relative to a line drawn perpendicular to the equator. True

Explanation:

Which of the following is not a function of the cell membrane? A. Keeping all the parts of a cell inside B. Helping a cell to alter its shape C. Allow prokaryotes to use cell division D. A place for cellular reactions to take place

Answers

Answer:

D. A place for cellular reactions to take place

Explanation:

the cell membrane perfomes divers functions ranging from the  Keeping of all the parts of a cell inside, helping cell to alter its shape, allowing prokaryotes to use cell division. Most of the cell reactions happens in the Mitochondrion, not the CELL MEMBRANE

A place for cellular reactions to take place is not true about cell membrane .

What are the function of cell membrane ?

Cell membrane forms barrier keeping the constituents of the cell in and unwanted substances out and to be a gate allowing transport into the cell of essential nutrients and movement from the cell of waste products.

What is cell membrane?

The cell membrane, also called the plasma membrane, is found in all cells and separates the interior of the cell from the outside environment.

Hence, D is correct option

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what are general characteristics of algae ?​

Answers

Answer:

1. it has not defined length..

2. it digest good in food vacoule

hlo

can we talk in comment section

Most algae are photoautotrophic and carry on photosynthesis.

Reproduction in algae occurs in both asexual and sexual forms.

During sexual reproduction, algae form differentiated sex cells that fuse to produce a diploid zygote with two sets of chromosomes.

The removal of waste products from the body is called

Answers

Answer:

It is called EXCRETION.

Explanation:

This is a process by which metabolic waste is removed from a living organism.

The excretory organs removes these waste.

Accumulation of these in the body is very harmful to our system.

Hope all these helps.

Which of the following is NOT a function of receptors?

Answers

Answer:

Receptors they receive signal an initiate a response that send a specific signal onward.

Explanation:

Receptors is performed may be affected environmental factors, like light, temperature, pressure, or other receptors.

Receptors can to be change the conformation and posture response to chemical reactions by called signaling.

Most receptors the cellular parts located the part of reporter outside of the cell.

Receptor and often alter the receptor conformation, and are found membrane, and receptor are located only inside the cell.

Receptor  cellular control the functions such gene transcription.

Receptor can induce growth, and death, control channels or the regulate cell, and the cell receptors depends on the type of receptors expressed.

Answer: *Olfactory receptor, taste receptor, thermoreceptors are the receptors used for the senses of smell, taste and perceive temperature stimuli. *Photoreceptors are the receptors used to detect light. They are found in rods and cones of the retina in the eye. *Pain receptors sense the pain in parts of the body.Mar 18, 2015

Explanation:

Can podocyte cells in the Bowmann capsule attach to any other basement membrane other than the glomerular basement membrane? That is, it can itself have a separate layer of base membrane?​

Answers

Answer:

"Podocytes are cells in the Bowman's capsule in the kidneys that wrap around capillaries of the glomerulus. Podocyte cells make up the epithelial lining of Bowman's capsule, the third layer through which filtration of blood takes place.[1] The Bowman's capsule filters the blood, retaining large molecules such as proteins while smaller molecules such as water, salts, and sugars are filtered as the first step in the formation of urine. Although various viscera have epithelial layers, the name visceral epithelial cells usually refers specifically to podocytes, which are specialized epithelial cells that reside in the visceral layer of the capsule. "

Explanation:

hope this helps

what is puberty explain it​

Answers

Puberty is when your body matures, you start to grow hair in new places, your voice starts to crack, you start to have weird urges, you also (if you are male) start to get an erection, females start to get “wet” (or they feel tingly is the best way I can explain)
Puberty is a transitional period between childhood and adulthood, during which a growth spurt occurs, secondary sexual characteristics appear, fertility is achieved, and profound psychological changes take place

Complete urinary obstruction causes which of the following? (Select all that apply.) Increased urinary stasis Increased urinary frequency Decreased hydrostatic pressure Decreased glomerular filtration Increased predisposition to infection

Answers

Answer:

hydrostatic pressure increaes and decreased in glomerula filtration and increase in urinary stasis

Explanation:

In the autumn, many birds will collect seeds and then hide them in various caches throughout their habitat. The birds will guard their caches from other birds, and move the caches if they start to dry out. These caches provide a food source for the birds during the winter. What is an abiotic factor that contributed to the evolution of this set of behaviors? A. being preyed upon by larger birds B. competition with other birds for space C. limited food availability D. cold winter climate

Answers

Answer:cold winter climate

Explanation:During winter specially in the eastern and western part of the world....snows bury grounds and food that enables this organisms live....and cold can also affect them

Answer:

Answer: c. limited food availability

Explanation:

Both biotic and abiotic factors are responsible for shaping the evolutionary framework of the population. Resource availability can be one of the important abiotic  factor in determining the evolutionary dynamics of the population or species. Limitations in resource can result in increase in competition.  According to population exclusion principle when two species compete for the same limiting  resource this results in co-evolution of both the species. But the extent of evolution may vary among the species. The one which undergoes more favorable evolution will be stronger competitor and drive more resources and will be fit for survival in adverse limiting conditions.

According to the theory of plate tectonics,which is one feature that plates carry?

Answers

Answer:

According to the theory of plate tectonics, seafloor features do plates carry.

Explanation:

There are many rough spots which can no longer hold, the sudden release of the built-up motion releases, and the sudden movement under the sea floor causes a submarine earthquake in the area.

Answer:

seafloor

Explanation :).

The University of California Cooperative Extension and the county of Humboldt did a study, and estimated that in order to produce all the beef eaten in the county each year, 365,000 acres of land were needed.

Answers

Answer:

For the production of food for animals.

Explanation:

365,000 acres of land were needed for the production of feed for animals in order to produce beef. Feed such as grasses, berseem, shaftal and maize etc are given to animals because these plants has high protein content which is necessary for the production of meat in animals. If proper feed is not provided to animals so they becomes weak and low in meat which will not fulfill the beef need of a country so proper feed is necessary for the production of high amount of beef.

Differentiate between classification and taxonomy?

Answers

Answer:

Taxonomies are based on providing a hierarchical relationship map between a multitude of items while classification usually only groups items according to one or two attributes. The fundamental difference is that taxonomies describes relationships between items while classification simply groups the items.

Answer:

Taxonomy:

A branch of biology that classifies organisms by group.

Example:

Kingdom of Protist:

Protozoans

Kingdom of Animal

Classification:

The act of forming group.

Hope this helps ;) ❤❤❤

ANP is a hormone that causes:_________ a. constriction of the afferent arterioles and inhibition of renin release. b. dilation of the afferent arterioles and inhibition of renin release. c. dilation of the afferent arterioles and release of renin. d. constriction of the afferent arterioles and release of renin.

Answers

Answer:

b. dilation of the afferent arterioles and inhibition of renin release.

Explanation:

Atrial Natiuretic Peptide is a hormone which is mainly made and secreted in the atria. It helps in the regulation of blood pressure levels with the use of the kidney through an increase in water and sodium excretion.

The hormone helps in the regulation of blood pressure by ensuring there are dilation of the afferent arterioles to give room for increased flow of blood due to the increased pressure. Study also shows that the enzyme inhibits the release of renin.

choose the animal belonging to pisces group: silver fish, sea horse,dolphin, lobster. answer asap! thx​

Answers

Answer:

The correct answer is

Explanation:

Lobster is the answer. People eat lobster in pieces which we call as lobster piece.

Hope this helps....

Have a nice day!!!!

ANSWER FAST Which statement about cell theory is INCORRECT? New cells are spontaneously created from existing cells. All organisms are composed of one or more cells. Cells are the basic unit of life and structure. New cells are created from existing cells.

Answers

New cells are spontaneously created from existing cells

Independent and Dependent Variable Practice

DIRECTIONS: Read the information about each experiment and record the independent variable (IV) and dependent variable (DV). Then write a hypothesis for each experiment. Be sure to use an “if, then, because” statement.

Will an egg float higher in water with more salt?

IV:

DV:

Hypothesis:

Willy and Billy want to know if stretching a rubber band at different lengths affects how far the rubber band will fly. They will use centimeters for all measurements.

IV:

DV:

Hypothesis:

Will a paper airplane with longer wings fly farther than shorter wings?

IV:

DV:

Hypothesis:

Will a plant grow higher with more light?

IV:

DV:

Hypothesis:

Milly and Bob want to know if the amount of baking soda added to vinegar will affect the height a rocket will launch. They will measure the baking soda in milliliters. They will measure the height of the rocket launch in meters.

IV:

DV:

Hypothesis:

Carrie and Heather wanted to know if the size of a coin will affect the number of drops of water it can hold. So they use a dropper to place water on a quarter, nickel, and penny.

IV:

DV:

Hypothesis:

I wonder if the amount of studying I complete has an effect on my science test scores?

IV:

DV:

Hypothesis:

Answers

Answer:

1) IV: The quantity of salt added

DV: The resultant density of the salinated water

Hypothesis: The egg will float when the  mass of the volume of the salinated solution displaced by the egg is equal to or larger than the mass of the egg

2) IV: The extension of the rubber band above original length in centimetres

DV: The distance flown by the rubber band

Hypothesis: The potential energy stored in the rubber band by pulling will be transformed into kinetic energy and the larger the extension, the larger the stored potential energy, and the larger the resultant kinetic energy, the higher the velocity and the further the distance flown

3) IV: The wing span of a paper airplane

DV: The distance flown by the plane

Hypothesis; The glide of the airplane is a factor of the wings span increased wingspan increased glide and increased travel distance

4) IV: Presence of more light

DV: Height to which plant grows

Hypothesis: Photosynthesis, which is the conversion of carbon dioxide and water into glucose and oxygen in the presence of Sunlight is essential for plant growth and the more the presence on light is increases the higher plant will tend to grow

5) IV: Amount of vinegar in the canister

DV: The height a rocket will launch

Hypothesis: With a given amount of baking soda, in the canister a little amount of vinegar causes a delayed launch but an increased build up of carbon dioxide resulting in higher height reached than when more vinegar is used in which case the lift off will be more rapid but the power will be lesser and the height reached reduced

6: IV: Surface area of the coin

DV: The number of drops held

Hypothesis: Due to surface tension and cohesion which are properties that increase with surface area and as such a coin with a larger surface area holds more water drops

7. IV: Number of hours of study

DV: Science score

Hypothesis: A student science scores is directly related to the amount of science topics thought the student is able to respond to in a test and it is directly proportional to the amount of study the student has done  related to the science topics

Explanation:

4. What happens when an enzyme is denatured? I​

Answers

Answer:

in the air

Explanation:

poop

find the LCM of two numbers if there product is 160 and hcf is 4.​

Answers

Answer:

40

Explanation:

given

product of two numbers =160

hcf =4 we know that

hcf*LCM=product of the numbers

LCM*4=160

LCM=160/4

LCM=40

Which color of light does chlorophyll b absorb more of than any other color?

Answers

Answer:

Blue and Red

Explanation:

The highest spike of chlorophyll B on this graph is between 400 and 500nm, making it a shade of blue. The second spike is between 600 and 700nm, making it a shade of orange-red.

the answer is blue\///////

Object is not moving Answer 1 Choose... Object is moving towards observer Answer 2 Choose... Object is moving away from observer Answer 3 Choose...

Answers

Answer:

Object is moving away from observer.

Explanation:

If a force is applied to an object it starts moving. The object will move towards the observer, this is known as Doppler effect. It is when an observer or the thing under observation moves. There is change in its position due to a force exerted on it. The motion of the object also depends on the direction of force.

What is absorbed into the blood stream in small intestine and large intestine ?

Answers

Answer:

Digested food molecules

Explanation:

Small intestine absorbs water and digests nutrients into your bloodstream and waste products move into the large intestine

why the circulatory system is considered to be a closed system?

Answers

Explanation:

human have closed circulatory system. this means blood is always enclosed in the vessels  and the heart while circulating throughout the body IN this type of system blood is pumped by heart through arteries and veins and does not fill the body cavities thats why the circulatory system is considered to be a closed system

Which of the following organisms convert energy from the sun into chemical energy?

Answers

Answer:

This would include any plant/moss/tree/any autotroph.

Explanation:

Autotrophs are capable of making their own food, unlike heterotrophs who consume other organisms and autotrophs to receive nutrients.

Please help me...
Blonde hair (represented as b) is a recessive trait. If Julie has blonde hair, which of the following could have been her parents' genotypes?
A. Bb, bb
B. BB, bb
C. BB,BB
D. Bb,BB

Answers

I think its Bb, bb because if julie has blonde hair then it's most likely to be Bb, bb

If Julie has blonde hair, the genotypes of their parents could have been found to be Bb and bb. Thus, the correct option for this question is A.

What do you mean by Genotypes?

Genotypes may be defined as the ultimate combination of alleles of those genes which are selected for specific studies in order to express some genetic characteristics.

According to the context of this question, if the trait of Blonde hair is recessive in nature. This means that both the alleles of this gene are recessive, i.e. bb.

Now, if Julie has blonde hair, which means both alleles are recessive. So, the genotypes of parents of Julie are either homozygous recessive or heterozygous in nature. This characteristic is well determined by option 1.

Therefore, if Julie has blonde hair, the genotypes of their parents could have been found to be Bb and bb. Thus, the correct option for this question is A.

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