How are the nervous systems of a flatworm and a fish different?
One has a brain with a forebrain, a midbrain, and a hindbrain, and the other has ganglia in which integration can occur.
One has nerve cells with axons and the other does not.
One responds to stimuli in the environment and the other does not.
One is a loose network of connected neurons without centers of integration, and one has ganglia in which integration can occur.
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Answer:A flatworm has a simple nervous system with two nerve cords running down both of its sides. ... While a fish's nervous system is comprised of a central brain and a spinal cord along with many branching nerves, which allows them to sense things around them
Explanation:
A flatworm has a very mild nervous system with pair nerve cords moving down each side. It has two single brains called ganglia, which are pure packages of nerves. ... Fish have extremely advanced nervous systems organized around a brain.
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Which of these are causes of long-term climate change? Check all that apply.
Answer:
Where are the answers?
Explanation:
Answer: Earths orbit around the sun, solar energy, and volcanic eruptions
Explanation:
Earths orbit: At other times, the ellipse is more pronounced, so that the Earth moves closer and further away from the Sun in its orbit. When the Earth is closer to the Sun, our climate is warmer and this cycle also affects the length of the seasons.
Solar energy: Solar produces less life-cycle GHG emissions than conventional fossil fuel energy sources.
Volcanic eruptions: Volcanic eruptions of this magnitude can impact global climate, reducing the amount of solar radiation reaching the Earth's surface, lowering temperatures in the troposphere, and changing atmospheric circulation patterns.
According to the trichromatic theory of color vision, the eye has cones sensitive to colors associated with ___________. A. Red, green, and yellow B. Green, purple, and red C. Red, green, and blue D. Black, brown, and white Please select the best answer from the choices provided A B C D.
The eye has cones sensitive to colors associated with Red, green, and blue
according to the trichromatic theory of color vision.
The trichromatic theory of color vision states that the eyes can view only
three colors which are red, green and blue. This is made through the cones
which are light sensitive pigments in the eyes. The combination of their
wavelengths can be used to create other colors in the visible light spectrum.
The stated facts is the reason why Red, green, and blue is the most
appropriate choice in the list of options.
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Answer:
C.
red, green, and blue
Explanation:
edge ; verified answer .
What is the role of ATP in transport of materials
Answer:
Functions of ATP in cells
Explanation:
ATP plays a critical role in the transport of macromolecules such as proteins and lipids into and out of the cell. The hydrolysis of ATP provides the required energy for active transport mechanisms to carry such molecules across a concentration gradient.
Answer:
The role of ATP in the transport of materials :- To move substances against a concentration or electrochemical gradient, the cell must utilize energy in the form of ATP during active transport. Primary active transport, which is directly dependent on ATP, moves ions across a membrane and creates a difference in charge across that membrane.Explanation:
Hope this helps you !!CO
Why are liquids usually difficult to compress?
a. Their atoms are held in position
b. Their atoms are already packed closely
together
c. Liquids have a definite shape
d. Liquids are not difficult to compress
Please select the best answer from the choices provided
Ο Α
B
Ο ΟΟΟ
С
Integrated Science
Which group of substances can be found on the same side of the photosynthesis equation?
a.
Sugar and carbon dioxide
b.
Sugar and water
c.
Carbon dioxide and water
d.
water and oxygen
4. Mutations that occur in gametes:
A. May be passed on to future generations
B. Can be important in the evolution of a species
C. Affect the functioning of the gene in which they occur
D. All of these are correct.
Answer:
Technically C is not entirely correct. But the answer is probably D
Explanation:
Mutations that occur in gametes:
A. May be passed on to future generations
-Correct mutation in gametes(sex cells) can be passed onto future generation.
B. Can be important in the evolution of a species
-Yes, it can lead to different phenotype that may be important to evolution of a species.
C. Affect the functioning of the gene in which they occur
->it can affect the functioning of the gene, but it can be silent mutation or mutation in intron
D. All of these are correct.
The network of connective tissue fibers which pass through the tissues of the body and allow for the efficient movement of immune system cells is the
Answer:
reticuloendothelial system
Explanation:
The reticuloendothelial system (RES) is a heterogeneous population of phagocytic cells in systemically fixed tissues that play an important role in the clearance of particles and soluble substances in the circulation and tissues, and forms part of the immune system.
what happens in the big bang theory
Answer:
There are two answers to this question.
One:
Around 13.7 billion years ago, everything in the entire universe was condensed in an infinitesimally small singularity, a point of infinite denseness and heat. Suddenly, an explosive expansion began, ballooning our universe outwards faster than the speed of light.
Two:
The Big Bang Theory is a comedy about brilliant physicists, Leonard and Sheldon, who are the kind of "beautiful minds" that understand how the universe works. But none of that genius helps them interact with people, especially women
Explanation:
I know both thingymabobbers
For people who need to study this
Answer
ok
Explanation:
Answer: okay thank you sir!
Have a great Day/Night
what is the purpose of a salt bridge in the voltaic cell?
Answer:
The purpose of the salt bridge is to keep the solutions electrically neutral and allow the free flow of ions from one cell to another. Without the salt bridge, positive and negative charges will build up around the electrodes causing the reaction to stop.
Can someone help me please?!
A family released their pet fish family into a local pond. The fish had no known local population. The impact of the fish on
the ecosystem is not yet known.
Which term would best define the fish added to the pond?
O invasive species
O introduced species
O native species
O symbiotic species
The term that would best define the fish added to the pond is INTRODUCED species. These species may be harmful to native species.
Introduced species are exotic species which has arrived there by human activity, which may be harmful to native species.
Introduced species may even be harmful to the entire ecosystem because they can break the delicate equilibrium of the ecosystem.
Introduced species may compete with native species for limited resources (e.g., water resources, foods, habitat, etc).
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Answer:
To sum it up, it's A "Introduced species"
Explanation:
It's correct. Have a blessed day <3
1. What happens to the rubber band when you pulled? a. The rubber band stretches c. Nothing happens to the rubber band. b. The rubber band suddenly cut out. D. all of the above 2. Using this model identify the type of fault. a. Strike-slip fault. b. Normal Fault c. Reveres Fault d. all of the above 3. This is the location on the surface of the Earth directly above the focus. a. Focus b. Fault c. Epicenter d. All of the above 4. It is where the earthquake starts. a. Focus b. Fault c. Epicenter d. All of the above 5. Which of the following is not related to earthquake? A. Ground shaking B. Fault C. After shocks D. Typhoon 6. Which of the following are safer place during an earthquake? A. Inside the house B. Outside in an open area C. Inside the car D. Under a tre Items 7-10 refer to the diagram below. C B GA
Answer:
d
Explanation:
How many chromosomes do all the body cells in your body have?
Answer:
it should be up to 46 in each and 23 pairs of chromosome s look it up
Explanation:
*wait* im correct i looked it up here so yeah please mark brainliest
describe some of the adaptation of insects that allows them obtain their food from other organisms
Answer:
Parasitism
Explanation:
An example of this would be parasitism. It is a way in which some insects get food from other animals by living inside a host. It is a relationship in which the other animal is damaged while the parasite (in this case the insect) benefits.
which abiotic factor starts the phosphorus cycle?
Answer:
Phosphorus moves in a cycle through rocks, water, soil and sediments and organisms. Over time, rain and weathering cause rocks to release phosphate ions and other minerals. This inorganic phosphate is then distributed in soils and water.
Match each part of the lymph node with the correct label.
Answer:
Your numbers are
1 Afferent Lymphatic Vessels
2 Lymphatic Nodule
3 Germinal Center
4 Efferent Lymphatic Vessels
Explanation: are correct
1 Afferent Lymphatic Vessels, 2 Lymphatic Nodules, 3 Germinal Centers, 4 Efferent Lymphatic Vessels.
What is a lymph node?No lymph nodes exist in the central nervous system. The lymph nodes are more likely to gather in three locations on each side of the body.
The inguinal nodes in the groin, axillary nodes in the armpit, and cervical nodes in the neck are where these sites are found.
The typical lymph node is enclosed by a connective tissue capsule, which divides it into lymph nodules. The lymph nodules, which are dense aggregations of lymphocytes and macrophages, are divided by lymph sinuses.
Therefore, there are several locations throughout the node's perimeter where afferent lymphatics, which carry lymph there from the periphery and enter the node on its convex side, may be found.
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the first three phases of the cell cycle are called
what are the four final cell types produced by oogenesis in the female
Answer:
Oogenesis in the female is the process that produces fertile eggs, ready for fertilisation by the male sperm. Each egg has only one of each of the 23 human chromosomes - normal body cells have a pair of each, having 46 chromosomes in total.
To produce egg cells, the process of oogenesis takes place in the female ovary. Progenitor cells divide through a cell division process called meoisis, which is also known as a reduction division.
Instead of one cell splitting into two identical cells, four cells are produced which have half the normal number of chromosomes - they are described as being haploid.
The four cells are all genetically different because the process of meiosis involves cross overs of the chromosomes during division, so mixing up the genes inherited from the woman's mother and the woman's father. This variation produces fitter offspring as it widens the genetic variation that is possible.Explanation:
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SELECT MULTIPLE ANSWERS
For a claim about the natural world to be considered scientific, what attributes must it have?
It must be consistent with only a small portion of relevant observations or data.
It must be open to modification if new evidence doesn't completely support it.
It must be based on scientific observations that can be repeated in a controlled setting.
It must be applicable to future events and occurrences.
Answer: The correct answer is that it must be based on scientific observations that can be repeated in a controlled setting. Explanation: This controlled setting, which replicates the real world encounters is known as scientific experiments. Experiments permit for a smaller scale world where the results can be determined with the manipulation of specific elements in the controlled setting. Experiments assist in the understanding of the natural world.
Answer:
I will send a screenshot of the one a person solves
the model show's a portion of a DNA strand. What does the pentagon represent in the model?
is the bladderwrack ficus gardneri endangered?
Marine Bio.
Answer: Chromista
Explanation:
define nucleic acid but it has to be five words
Answer
Nucleic acids are naturally occurring chemical compounds that serve as the primary information-carrying molecules in cells. They play an especially important role in directing protein synthesis. The two main classes of nucleic acids are deoxyribonucleic acid (DNA) and ribonucleic acid
Explanation: hope this helps :)
can someone help me with this question
Explanation:
First row (left)
SS
smooth pod shape
First row (right)
Ss
smooth pod shape
Second row (left)
Ss
smooth pod shape
Second row (right)
ss
constricted pod shape
Process that requires oxygen
Answer:
Cellular respiration
Explanation:
Why is the ability to perform photosynthesis an advantage to a Spotted Salamander
Answer:
the embryos release waste material, which the algae feed on. In turn the algae photosynthesis and release oxygen, which the embryos take in
Explanation:
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Which statement accurately describes the role of key organelles in energy transfer?
a
Energy is captured and stored in the nucleus and released in the mitochondria.
b
Energy is captured and stored in the nucleus and released in the chloroplast.
c
Energy is captured and stored in the mitochondria and released in the chloroplast.
d
Energy is captured and stored in the chloroplast and released in the mitochondria.
Answer:
Energy is captured and stored in the mitochondria and released in the chloroplast.
Explanation:
SORRY I THINK
which of these disorders is when the thyroid is overactive, which leads to increased metabolism?
Answer:
Hyperthyroidism
Explanation:
When your thyroid gland generates too much of the hormone thyroxine, it causes this condition. Hyperthyroidism causes your body's metabolism to speed up, resulting in unexpected weight loss and a fast or irregular pulse.
What is a specific example of competitive advantage exhibited by Darwin’s finches?(1 point)
Birds have one of two forms of the HMGA2 gene.
Female finches mated with males that had similar-sized beak
All of the finches evolved from one ancestral species and adapted to their specific niche.
Medium ground finches with small beaks survived multiple droughts.
Answer:
Explanation:
All of the finches evolved from one ancestral species and adapted to their specific niche. of them evolved from one ancestral species, which colonized the islands only a few million years ago.
Darwin's finches, which was residing in the Galapagos archipelago and Cocos island, constitute an iconic model for studies of speciation and adaptive evolution. All of the finches evolved from one ancestral species and adapted to their specific niche.
What are the characteristics of Darwin's finches?The evolutionary history of Darwin's finches is identified by a gene that explains variation in beak shape within and among species.
The major factor influencing the survival of the medium ground finches is weather and the availability of food.
As all of the finches evolved from a single ancestral species and adapted to their specific niche, it is a specific example of competitive advantage exhibited by Darwin’s finches.
Thus, the correct option is C.
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What did one volcano say to the other?=
What animal is always at a baseball game?=