Answer:
neon bc neon is it PEriot and don't forget to round the atomic mass to the nearest whole number in assuming this is one ur assignments
Answer:
here are your answers :)
Explanation:
What characteristics of the blood cell helps it to pass freely through blood capillaries
Answer:
The cell is flexible and assumes a bell shape as it passes through extremely small blood vessels. It is covered with a membrane composed of lipids and proteins, lacks a nucleus, and contains hemoglobin—a red iron-rich protein that binds oxygen.
Answer:
The cell is flexible and takes the form of a bell through extremely small blood vessels. It is clothed in a fluid and protein-membrane, lacks a nucleus, and has hemoglobin—a rich red iron protein that binds oxygen.
Explanation:
The hemoglobin in red blood cells contains four iron-binding heme groups.
Heme groups of hemoglobin are binding on oxygen. Each molecule of hemoglobin can bind up to four molecules of oxygen.
Hemoglobin has a cooperative binding affinity to oxygen. The saturation of the molecule increases by oxygen. The connection of the initial molecule of oxygen affects the form of the other binding sites. For additional oxygen molecules, the binding becomes more favorable.
The four iron-binding hemo-groups are located in each hemoglobin molecule. Hemoglobin is known as oxygen-bound hemoglobin.
The reversible carbon dioxide is transformed into the carbonic acid reaction by the enzyme carbenoid anhydrase by the Red blood cells altering the blood PH.
Instead of being converted to carbonic acid, pH is controlled by carbon dioxide bindings to hemoglobin.
CO2: The enzyme found in RBCs catalyzing the reaction between carbonic anhydrase and carbonate dioxide and water.
Co-operative binding: When a first molecule is binding to a binding location, the same molecule is favored for the remainder of the binding locations by means of increased binding affinity.
PLEASE HELP ME PLEASE!!!
cuanta poblacion tiene Janca
Answer:
Se estima que un total de 70.000 personas.
Name two traits that the most recent common ancestor of a whale and a human probably had.
Answer:
Their ancestor is most likely an ancient artiodactyl, i.e. a four-legged, even-toed hoofed ... However, whales, like humans, are mammals.
Explanation:
hope it help u
what are 3 major common features of all cells?
Answer:
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The 3 major common features of all cells are :-
Cell MembraneCytoplasmNucleus (or nuclear region)꧁❣ ʀᴀɪɴʙᴏᴡˢᵃˡᵗ2²2² ࿐
When comparing fossil A to fossil B, which is most likely correct?
Air
Soil
Up
Fossil A
-Fossil B
Colder climates promote higher biodiversity because they are usually larger in size. This provides space for more organisms.
Answer:
False
Explanation:
The relationship between climate and biodiversity can be defined as follow: warmer climates are generally associated with higher biodiversity because these conditions promote the life of primary producers such as those organisms that produce organic compounds using simple substances and energy from light. Primary producers form the basis of the food chain, thereby their presence is fundamental to generate sustainable high biodiversity environments. For example, warmer climates such as tropical ecosystems promote plants (i.e., primary producers) to grow year-round, thereby supporting more organisms (i.e., species richness) that rely on plants.
Which of the following is a characteristic of invasive species?
Answer:
They Take resources from native species
Explanation:
An invasive species doesnt grow slowly, they do the opposite they grow super fast becaus ethey are the best out of the others and completly own the place.
The can adapt or they aren't considered invasive, that's why they are so effective
They aren't endangered or else its not invasive, they are thriving because they have 0 competition.
Give brainliest pls
Because of their capacity for rapid growth and reproduction, or because their new environments are devoid of any native predators or pests, invasive species frequently thrive in their new ecosystems. Thus, option B is correct.
What is a characteristic of invasive species?An invasive species doesn't develop slowly; on the contrary, they accelerate their growth because they are superior to all other species and have taken over the area completely.
Because of this, invading species may pose a threat to native species and interfere with crucial ecosystem processes.
A species must be easily adaptable for it to be invasive. It needs to multiply swiftly. It must result in harm to local property, the local economy, or the local fauna and flora. Accidental introduction of invasive species into a new area is common.
They are so successful because they can adapt and aren't intrusive. Because they have no competition, they are thriving while not being threatened.
Therefore, They take resources from native species.
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An oak tree falls in a forest. It kills some ants and stops grass from growing
below it. What type of disturbance is this?
O A. Secondary
O B. Primary
O C. Cyclical
O D. Small
Answer:
This is O D. Small type of disturbance.
Explanation:
Small-scale biological disturbance.
Answer:
O D. small
Explanation:
In ecology a disturbance is an event that causes a change in the environment. There are small-scale disturbances and high-magnitude disturbances. Small-scale disturbances are typically driven by biological processes -for example the fall of a tree- while high magnitude disturbances are typically driven by physical processes -for example, storms-. Small-scale disturbances as single-tree blowdowns are very important to create and maintain diversity and heterogeneity in the forest.
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If 15% of a DNA sample is made up of thymine, T,what percentage of the sample is made up of cytosine, C?
A)15%
B)35%
C)70%
D)85%
If thymine makes up 15 percent of the bases in a certain DNA sample, what percentage of bases must be cytosine? If the DNA is double stranded, A = T and G = C. If T = 15%, then C = 35%.
Your teacher will grade your responses to questions 24 and 25 to ensure you receive proper credit for your answers. Identify the systems that move your body, and explain how these systems work together.
Answer: Nervous system, skeletal system, muscular system. The nervous system control the muscles and the skeletal system helps to support those muscles.
Explanation:
The nervous system consists of a set of cells specialized in conducting electrical and chemical signals, called neurons, and glial cells that are supportive. The nervous system picks up external stimuli from the environment or signals from the organism itself (internal stimuli), and this information is transmitted by nerves to the brain, where everything is processed and a signal is emitted that causes the contraction of certain muscles.
The nervous system is divided into central and peripheral systems. The central nervous system comprises the spinal cord and brain, while the peripheral nervous system comprises the nerves that connect the central nervous system to the body. Within the peripheral nervous system, there is a sensory (afferent) nervous system responsible for incorporating information from receptors (such as the eyes, the skin for touch, etc.), and a motor (efferent) system that carries the information to the muscles.
From the functional point of view, it is also differentiated into somatic and autonomic system. The somatic nervous system consists of neurons that control voluntary actions, while the autonomic nervous system is responsible for involuntary functions. And within the latter group are included the sympathetic nervous system (which is activated in situations of danger to stimulate many organ functions that cause a rapid response), the parasympathetic (which is involved in the regulation of several organs and its action is opposite to that of the sympathetic nervous system) and the enteric nervous system in the gastrointestinal tract.
The muscular system is a set of muscles that can be controlled voluntarily, if we refer to skeletal muscles. Their main function is mobility, an action that takes place when stimuli from the nervous system provoke the contraction of the muscle fibers. There are three types of muscle tissue: skeletal, smooth and cardiac, and all of them are able to contract but they differ in certain characteristics, location and the way in which the contraction is regulated, which can be voluntary or involuntary.
Muscle tissue receives electrical impulses from the nervous system and responds to them by generating a contraction movement. The neuromuscular junction plate is the connection established between a motor neuron and a muscle, by means of which the neuron transmits electrical impulses to the muscle fiber and between them there is a space called synaptic cleft. When a nerve impulse called action potential travels through the axon of a motor neuron, the neurotransmitter acetylcholine is released into the synaptic cleft, which binds to the muscle cell membrane and causes it to alter its membrane potential causing a depolarization that triggers contraction.
Finally, the skeletal system consists of a rigid structure formed by bones, and has several functions such as mechanical support, maintenance of posture, makes possible the bipedal position and protection of vital organs. The joints between two adjacent bones, called articulations, make muscular movements possible. In addition, the bones serve as insertion sites for the tendons of the muscles, which allow movement that is controlled by the nervous system and carried out mainly by the muscular system.
So, the nervous system control the muscles and the skeletal system helps to support those muscles.
Some structures in the eye are listed. 1 cornea 2 iris 3 lens 4 retina Which structures contain light receptors?
Give an example of a toothed marine mammal that is endangered, explain what it eats and why it is endangered.
Answer:
It's the Sperm whales .
they eat fish nd other sea creatures
If a decision was made to increase the production of biofuel, which would be an example of a negative trade-off based on this decision?
a. The decline in the dependency on oil
b. Reduced dependency of foreign energy
c. Rising consumer food prices
d. Increase revenue for farmers
Answer:
C: Rising cunsumer food prices
A single species can feed at only one tropic level
True
False
Answer: True sorry if I’m wrong.
Explanation:
Answer:
True
Explanation:
Sheila wants to learn more about how people reason and remember things. Which branch of psychology BEST fits Sheila’s interests?
A.
cognitive psychology
B.
behavioral psychology
C.
cultural psychology
D.
human factors psychology
Answer:
He involves psychological research ( cognitive) and observation in his exploration of the mind.
Answer:
A.
Explanation:
Cognitive psychology
In which process do the chromosomes line up in homologous pairs in the center of the cell?
A. Meiosis
B. Mitosis
A. Meiosis
This is the correct answer
Answer:
A. Meiosis
Explanation:
In meiosis the chromosomes line up in homologous pairs, the center of the cell.
Which of the following CANNOT occur during a chemical reaction
Answer: No atoms can be created and no atoms can be destroyed.
(don't know if thats what you were looking for)
Explanation:
Where does the glucose come from that is used in cellular respiration?
1. Photosynthesis/food
2. The air
3. Already found in cells
4. Produced in animal cells
Answer:
1
Explanation:
Animals need to eat their food, therefore the glucose we need comes in through the food we eat.
Plants make their own glucose through photosynthesis to be used in CR
Ecosystem ecology refers to how ______ and ________ come into an environment and move around.
1. biotic
2.Natural environment
Ecosystem ecology refers to how energy and nutrients come into an environment and move around.
What is ecosystem?Ecosystem ecology is concerned with the interactions and movements of energy and nutrients within an ecosystem, which are critical for understanding how ecosystems work.
Photosynthesis by primary producers, such as plants, introduces energy into ecosystems, which then flows through the food chain to consumers.
Nutrients such as carbon, nitrogen, and phosphorus cycle through the ecosystem via biological and geological processes and are critical for the ecosystem's health and productivity.
Understanding how energy and nutrients enter, move, and cycle within ecosystems is therefore critical for understanding ecosystem functioning and sustainability.
Thus, the movement of energy and nutrients in an ecosystem is referred to as ecosystem ecology.
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The amount of available energy decreases along food chain in an ecosystem.
How is this explained by the law of conservation of energy
Look at the karyotype. Which chromosome has an extra copy?
A. 2
B. 20
C. 18
Answer:
[tex]c.18[/tex]
hope it is helpful to you
Answer:
C 18
it is clear on rhe worksheet
but i hope it helps
Identify the resources that cannot be replenished within the average span one
human life.
Select 2 correct answers!!!
petroleum
natural gas
trees or plants
water
Answer:
Natural gas and petroleum
Explanation:
They are nonrenewable resources, whereas water and biomass are renewable.
Would appreciate Brainliest if this helped you! Have a great day!Two nucleotide sequences found in two different species are almost exactly the same. What does this suggest about these two species?
A.They contain exactly identical DNA
B.They may have common ancestor
C.They are evolving into same species
D.They have the same number of mutations
Answer:
B.They may have common ancestor
Which statement is most likely to apply to a cell that has DNA within its cytoplasmA chemical has been found to harm the same components in both prokaryotic and eukaryotic cells. Which components are those?
Which of the following shows the stage of mitosis in the correct order?
Prophase, prometaphase, metaphase, anaphase, telophase, cytokinesis is the correct order of mitosis. Therefore, option (B) is correct.
Mitosis is a cellular process that ensures the accurate division of a cell's genetic material into two identical daughter cells. It consists of several distinct phases that occur in a specific order.
Interphase: The cell prepares for division by growing, duplicating its DNA, and synthesizing necessary proteins.
Prophase: Chromatin condenses into visible chromosomes, the nuclear membrane disintegrates, and spindle fibers form.
Metaphase: Chromosomes align at the center of the cell, known as the metaphase plate, and attach to spindle fibers at their centromeres.
Anaphase: Sister chromatids separate and are pulled to opposite ends of the cell by the spindle fibers.
Telophase: Chromosomes reach the opposite poles of the cell, and new nuclear membranes form around them. The chromosomes begin to decondense.
Cytokinesis: The cytoplasm divides, leading to the formation of two distinct daughter cells, each containing a complete set of chromosomes.
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why did mendal use peas in his experiment
Answer:
He chose peas because they had been used for similar studies, are easy to grow and can be sown each year. Pea flowers contain both male and female parts, called stamen and stigma, and usually self-pollinate.
Explanation:
Hope this helps!
Which of the following represents a heterozygous genotype?
A. Hh
B. HH
C. hh
grass is the first member of the ocean food web.
Answer:
Phytoplankton and algae form the bases of aquatic food webs. They are eaten by primary consumers like zooplankton, small fish, and crustaceans. Primary consumers are in turn eaten by fish, small sharks, corals, and baleen whales.
Explanation:
Tara, a server, has a sore throat. She takes her temperature and it reads 100°F. She should be _____.
Answer:
She should be O allowed to continue her duties as long as she does not start to feel worse. O reported to the health department.
Explanation:
Hope it helps