why is the digestive tract of the frog well vascularized
The digestive tract of the frog is well vascularized because it aids in the absorption of nutrients.
The digestive tract of a frog is a hollow long tube that extends from the mouth to the anus which helps in the ingestion and digestion of food.
The digestive tract of frog has the following characteristics:
alimentary canal of the frog is not long, that is, it is short. It has accessory organs of digestion such as liver, gall bladder and pancreas.All the digested food substances are absorbed at the small intestine due to the presence of microvilli.
This microvilli is made up of a central core that is vascularized, that is, it contains artery, vein and lymphatic capillary.
Therefore, the vascularized microvilli of the small intestine of frog help in the absorption of nutrients.
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how is the scientific method used in earth science (it was due yesterday)
Answer: The steps used in scientific methods are to ask a question, form a hypothesis, test the hypothesis, analyze the results, draw conclusions, and communicate results. A controlled experiment tests only one factor at a time so that scientists can determine the effects of changes to just that one factor.
Answer:
The scientific method is the gold standard for exploring our natural world. You might have learned about it in school, but here’s a quick reminder: It’s the process that scientists use to understand everything from animal behavior to the forces that shape our planet—including climate change.
Why would Humans would not be able to repair and grow your muscles without bacteria
Answer: the genes of those microbes are more responsible for human survival than the genes of our own human body! Not all of the bacteria in our bodies are bad. Just as we cannot live without air and water, we cannot live without our microbes. So, the cells that make our muscles function are not even our own body cells!
The biological theory of aging known as the _______ theory suggests that cells can divide a maximum number of about 75 to 80 times and that cells become less capable of dividing as people age.
Answer:
cellular clock theory
Explanation:
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This is a fill in the blank question. Please Help!!
Solid waste is disposed through the __
a. Rectum
b. Liver
c. Anus
(P.S this is a Science question for 13 points!!)
Answer:
i believe the answer is c.
The process in which impurities are removed from a mineral
Answer:
The removal of impurities is usually done chemically. For example, in the manufacturing of iron, calcium carbonate is added to the blast furnace to remove silicon dioxide from the iron ore. Zone refining is an economically important method for the purification of semiconductors.
Explanation:
what do cecilias represent in the language of flowers?
Answer:
From Sharp (Mercenary) in Starsnatch Cliff. In the language of the flowers, the meaning of the Cecilia is "The truest feelings of the prodigal son"
Explanation:
The Cecilia's represent in the language of flowers is true feeling of the prodigal son.
What is Cecilia's?The word Cecilia is of Latin origin meaning "blind" being the feminine form of Cecilia, which was derived from the name of a Roman clan belonging to the Latin cacus, also meaning "blind". This is the popularized by Saint Cecilia, who is the third century Roman martyr and the patron saint of music.
Saint Cecilia who is the patron saint of musicians sits calmly at a table holding the palm that symbolizes her martyrdom – in one hand and a sheet of music in the other. This represent that true feeling of the prodigal son in terms of language of flowers
Thus, the Cecilia's represent in the language of flowers is true feeling of the prodigal son.
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A fishing method called, ____ fishing, is used to catch surface-dwelling species such as tuna, mackerel, anchovies, and herring, which tend to feed in schools near the surface or in shallow areas.
Answer:
purse-seining
Explanation:
if you need explanation,comment so
interphase definition ?
Answer:
The resting phase between successive mitotic divisions of a cell, or between the first and second divisions of meiosis.
Answer:
the resting phase between successive mitotic divisions of a cell, or between the first and second divisions of meiosis.
What is the proper definition for abiotic?
Answer:
In biology and ecology, abiotic components or abiotic factors are non-living chemical and physical parts of the environment that affect living organisms and the functioning of ecosystems
Explanation:
a nonliving condition or thing, as climate or habitat, that influences or affects an ecosystem and the organisms in it: Abiotic factors can determine which species of organisms will survive in a given environment.
hope this helps you.
Why isn’t color a very useful property in identifying a mineral?
Answer:
Generally, color alone is not the best tool in identification because color can be highly variable. Some minerals can occur in a variety of different colors due to impurities in the chemical makeup of the mineral.
Explanation: Hope that's what your looking for.
Given that breaking bonds requires energy and forming bonds releases energy, explain how we know that cellular respiration releases energy overall?
because it's overall final fee energy value is less than it's initial, meaning that it has a negative free energy amount. therefore, there is a net release of energy in cellular respiration, so we know it releases more energy than it invests into the bonds of its products.
organisms that have bigger genomes are more complex than organisms with smaller genomes.
i cant understand this huh
Answer:
Ciliated epithelium
When the columnar or cuboidal cells bear cilia on their free surface they are called ciliated epithelium. Their function is to move particles or mucus in a specific direction over the epithelium organs like bronchioles and fallopian tubules.
can yall see if im right
Answer:
Yes you are correct
Explanation:
PLEASE HELP!
A. What kind of weather is associated with a low-pressure area?
B. What happens to the air of the low pressure areas that leads to this type of weather?
Answer:
A.) Low-pressure systems are usually associated with clouds and precipitation that minimize temperature changes throughout the day
B.) The slightly inward moving air in low pressure causes air to converge and since it can’t move downward because of the surface, the air is forced upward, leading to condensation and precipitation
Explanation:
Blood must travel through capillaries at a(n) ________ rate to assist with diffusion of fluid into the interstitial space.
Blood must travel through capillaries at a slow rate to assist with diffusion of fluid into the interstitial space.
Hope this helps!
If Adam and Eve were the only people on earth first ,then does that mean every one is like your 5,000th cousin?
Answer:been isolated for more than 1250 years (which would render the proposition false at a conservative rate of 4 generations per century)? Quite possibly. They don’t, for example, have any form of agriculture or even a means to make fire, and their language is unintelligible. Chances are you have no recent (a few hundred, generations at least) Sentinelese relatives.
Explanation:
How is glucose stored in skeletal muscle? Why cannot glucose be released from skeletal muscles to maintain blood glucose concentration?
Answer:
In skeletal muscles with low glycogen, glucose will be stored as muscles glycogen.
Skeletal muscles are unable to release glucose because muscles lack glucose 6 phosphatase. Also, muscles glycogen is mainly a local energy substrate for exercise, rather than an energy source to maintain glucose concentration during fasting.
Chromosome number is reduced from 2n to 1n. this occurs in ___________
anaphase l
telophase l
anaphase ll
telophase ll
Answer:
I'm not completely sure but I think anaphase 2
Which organ is Two tissue
Answer:
Organs, such as the heart, the lungs, the stomach, the kidneys, the skin, and the liver, are made up of two or more types of tissue organized to serve a particular function.
Explanation:
without rain animals would not survive
Answer:
Without rain, there would more than likely be no collection of water for animals to drink such as ponds, lakes, rivers, etc. Rain, in addition to providing these animals with water to drink, also provides them with their natural habitats such as fish, mosquitoes, and other water creatures. Without rain, animals would merely perish, and soon, humans would as well.
Explanation:
A student unpacks his lunch and spreads out the potato chips on the brown paper lunch bag. Within minutes the student notices translucent spots on the lunch bag.
The translucent spots on the lunch bag indicate the potato chips contain which organic molecule?
carbohydrates
proteins
lipids
nucleic acids
1. Will loves to go fishing in the coastal estuary. He brings home his catch every weekend and bakes the fish for dinner. The next time he goes to his favorite fishing area, a sign is in place, warning residents of high heavy metals in the water. Which statement best explains the impact of eating fish from the estuary?
Heavy metals can biomagnify in large fish, making human consumers ill.
Heavy metals are water soluble; humans can eat them in small amounts.
Large fish will die from the heavy metals, but small fish can be consumed.
Will should avoid small fish but can collect large fish with less heavy metals.
2. fisherman collecting shellfish notices that many are very small and lack the thick hard shell he is accustomed to seeing in the species. Which statement best explains what may be impacting the shellfish population?
Ocean acidification
Ocean warming
Coral bleaching
Climate change
Answer:
Ocean Acidification
Explanation:
The high level of acid in the ocean has caused the shellfishes shell to wear down.
The loyality and humbleness that one shows in all activities is called A.freedom B.cooperation C.openess D respect
Answer:
D
Explanation:
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reproduction in prokaryotes occurs primarily through the process known as
Reproduction in prokaryotes occurs primarily through the process known as Binary Fission.
Dan has a very large kidney stone that is not passing on its own. Which of the following may the doctor utilize?
Answer:
d. Any of the above
Explanation: is correct/post protected
Factors
Increase or Decrease
in Carrying Capacity?
Answer:
Carrying capacity, or the greatest number of people that an environment can support over time without harming or degrading it, is controlled by a few basic factors: food supply, water availability, and space. Carrying capacity, or the greatest number of people that an environment can support over time without harming or degrading it, is controlled by a few basic factors: food supply, water availability, and space.
Explanation:
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Answer:
yes sure what's the topic!?!?!?
how does high biodiversity help the stability of an ecosystem?
Answer: See explanation
Explanation: High biodiversity help the ecosystem have better stability becuase if a diease affect a certain type of plant, and the ecosystem has high biodiversity only that species will die and the others will live on. But if it has low bio diversity the organism might die out completely.