"which accessory organ breaks down harmful substances that enter through the digestive system?"
Why is binge drinking more problematic for women than men?
"the risk of death from coronary heart disease decreases as total physical activity energy expenditure increases from 500 to ________ kilocalories per week."
Which aspects of cell structure best reveal evolutionary unity? what are some examples of specialized mods?
The aspects of cell structure best reveal evolutionary unity is that the genetic material is a good evidence of evolution because it's been conserved through time but with some slight differences.
What are the important aspects of evolutionary unity?The important aspect is the mitochondria. The mitochondria resulted from a symbiotic relationship between bacteria and pre-eukaryotes. Explaining why the mitochondria looks like a bacteria and has bacterial DNA.
The specialized cellular modifications are there are cellular modifications happening in multicellular organisms. That means, they have different types of cells, with different functions and will express different characteristics and the examples are Nerve cells have dendrites which is important to receive the electrical signal from another neuron, other cells don't have that and Sperm cells have a tail ( flagellum) in order to swim through the vagina and no other cell has that.
Therefore, The aspects of cell structure best reveal evolutionary unity is that the genetic material is a good evidence of evolution because it's been conserved through time but with some slight differences.
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___________ in the blood attack foreign blood not compatible with the antigens on the blood.
Answer: Antibodies
The blood group antigen is found on the surface of erythrocytes, and it is being ignored y the immune system, but when antigen of another blood type is found it recognize it as a foreign and it is being attacked by the antibodies.
Antibodies are produced by the white blood cell of the body and act as a soldier for the body by the immune system. It recognizes and attacks foreign substances in the body.
Answer:
Antibodies
Explanation:
Edge 2021
PLEASE HELP!!!
What is the allele frequency?
A The total number of different alleles in a population
B The number of different traits in a population
C The number of different alleles an organism can have
D The distribution of alleles in a population
Only answer if you know!
Allele frequency refers to the distribution of alleles within a population, often expressed as a percentage or proportion. It's used in studying genetic diversity and evolution, and it doesn't equate to the number of different alleles an organism can have or traits in a population.
Explanation:The allele frequency refers to the distribution of alleles in a population. To put it more specifically, it's the percentage or proportion of a particular allele for a specific gene in a given population. For instance, if 60% of a population has a particular allele for a certain trait, that would be the allele's frequency. It's crucial in studies of genetic diversity and evolution. The term doesn't refer to the number of different alleles an organism can have (which relates more to its genotype), the total number of different alleles in a population or the number of different traits in a population (which is more about phenotypic diversity).
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Which food group is typically consumed in amounts greater than recommended?
The small outpouchings that protrude from the intestinal lumen are called
HELP 4 QUESTIONS 50 POINTS CORRECT ANSWER WILL MARK BRAINLIEST
1) You and your friends are jogging at the same speed. Who has the greatest kinetic energy?
A) Whoever has the greatest mass
B) Whoever has the least mass
C) They all have the same kinetic energy
2) At what point on a roller coaster do you have the greatest gravitational potential energy?
A) At the highest point
B) At the bottom
C) At the beginning
D) At the end
3) When a person does work on an object, the object gains energy. As a bicycle rider rides from the bottom of a hill up a hill, the energy from the work being can become which combination of types of energy.
A) The riders work becomes kinetic energy only.
B) The riders work becomes a combination of kinetic energy and heat
C) The riders work becomes a combination of gravitational potential and heat
D) The riders work becomes a combination of gravitational potential, kinetic energy and heat
4 ) Kelly's father just had solar panels installed on the top of the roof of their home. Her dad told her that the panels will save the family money. Kelly wants to understand the benefits of these panels. Which statement BEST describes how solar panels transform energy?
A) Light energy from the sun is transformed into sound energy.
B) Light energy from the sun is tranformed into nuclear energy.
C) Light energy from the sun is transformed into chemical energy.
D) Light energy from the sun is transformed into electrical energy.
Where did our oceans come from
What adaptations allow deep sea creatures to survive in extreme environments essay?
Final answer:
Deep sea creatures have adaptations to survive extreme conditions such as pressure, cold, and darkness.
Explanation:
Deep sea creatures have various adaptations that allow them to survive in extreme environments:
Pressure Adaptations: Many deep-sea organisms have flexible bodies and high-pressure proteins that enable them to withstand the extreme water pressure in the deep ocean.
Cold Adaptations: These creatures have specialized enzymes and antifreeze proteins that help them tolerate the freezing temperatures of the deep sea.
Dark Adaptations: Deep-sea organisms have evolved unique adaptations to survive in complete darkness, such as bioluminescence, sensitive light-sensing structures, and heightened senses.
These adaptations help deep sea creatures thrive in extreme environments and allow them to access the scarce resources available in the deep ocean.
Which sentence most likely explains why the rock has large open pores?
Of the following given choices;
a. Softer parts of the rock melted in sunlight, leaving behind empty holes.
b. Contact with hard pebbles during cooling left dents in the rock.
c. Bubbles formed in the magma when it was still in liquid form.
d. Crystals embedded in the rock fell off due to friction in Earth’s
The answer is; C
This occurs especially in thick magma that has a high silica content. This magma has low viscosity and cools fast when exposed to the atmosphere. Also due to its high viscosity, it tends to trap its gases in bubbles (especially magma with high gaseous content such as sulfur dioxide) and when the magma cools into rock, the gasses escape leaving behind pores in the rock. An example of such as rock is the pumice rock.
C for plato users :)
Every species participates in some way in which major category of interspecific interactions? a. mutualism b. commensalism c. competition d. amensalism e. consumer–resource
Which of the following pairs a land cover with its most appropriate use? A. Urban land → Human shelter B. Rangeland → Lumber C. Forestland → Food production D. Developed land → Livestock grazing
Answer: A.Urban land → Human shelter
Land can be defined as the part of the surface of the earth that is solid and not occupied by water. Land can be used by human or wildlife. It provides a substrate for the survival of the living beings. The land is extensively occupied by the human population for the purpose of habitation, agriculture, industrialization and for other needs. The animals also use land as rangeland (for grazing), and habitation.
The most appropriate use of land is Urban land → Human shelter because urban land is occupied with modern human population which use it as shelter.
Why does turning over a compost heap make the material decay more quickly?
The rhythmic contractions responsible for propelling food through the digestive tract are called
Which of these describes a quantitative observation?
A. an observation of the phenomenon itself
B. an observation of the relative size of something
C. an observation of an effect the phenomenon has
D. an observation that has a number associated with it
Which part of the brain is primarily responsible for controlling involuntary activities such as heart rate and breathing?
Answer:
hypothalamus
Explanation:
It is crucial that the process of mitosis is error free. This is because other wise healthy cells can
If you were cut and needed to heal the wound, which type of protein would the body produce? collagen albumin hemoglobin ferritin
During the hours of daylight, the concentration of carbon dioxide in the air spaces is higher than in the cell of layer x
Explain why this difference in concentration is important to leaf cells
What organelles can only be found in animal cells?
Organelles unique to animal cells include the centrosome, containing centrioles, and the lysosomes, which break down waste. Plant cells typically do not contain these organelles.
Explanation:The organelles that can only be found in animal cells and not in most plant cells are the centrosome and lysosomes. The centrosome is a structure that plays a crucial role in cell division and contains a pair of centrioles, which are not present in plant cells. Additionally, lysosomes, which are often referred to as the cell's 'garbage disposal', are responsible for breaking down waste materials and cellular debris. Plant cells typically manage these processes in vacuoles, hence lysosomes are not common in plant cells.
While both plant and animal cells have microtubule organizing centers (MTOCs), only animal cells have centrioles associated with the MTOC in the complex known as the centrosome. Moreover, despite the eukaryotic cell's highly compartmentalized structure, certain organelles like lysosomes and centrosomes are unique features of animal cells, facilitating specific cellular functions such as waste management and cell division.
Deoxygenated blood from the legs enters the heart through which vessels
The digestive organ that functions to store food, kill bacteria, and partially digest proteins is:
Flexibility is the ability to move joints freely through their full range of motion. true false
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A scientist measured the distance between fixed points on two different plates over the course of a decade and found that the distance did not change. Does this result support the theory of plate tectonics? Why or why not?
Answer: No, the above result does not support the plate tectonic theory.
According to the plate tectonic theory, a plate either oceanic or continental plate moves at an average speed of about 0.5-10 cm per year.
Tectonisms has been taking place continuously and the distance the plate travels is estimated in terms of decades, as a small change in the distance in a year is not so prominent.
The medial and lateral malleoli of the leg are similar to what bone markings of the forearm?
The lateral and the medial malleoli of the leg are similar to the bone markings of the forearm which is referred to as the styloid processes which is a component of the two such as the ulna and the radius.
The majority of americans with diabetes have ____________ , formerly called ____________ .
Which best describes the law of conservation of mass?
use the gizmo to find the ideal conditions for photosynthesis
To discover the ideal conditions for photosynthesis using a gizmo, students must manipulate and assess the effects of environmental parameters such as light intensity, CO2 levels, temperature, and water.
These factors are crucial because they influence the rate at which photosynthesis occurs in plants. For example, light intensity impacts the rate of the light-dependent reactions, while carbon dioxide concentration affects the rate of the Calvin cycle.
To improve an experiment to determine the effects of different light intensities on transpiration, you could use a potometer to measure water uptake and vary the light intensity with lamps at different distances or with different wattage bulbs. Additionally, by using digital probes or thermometers, students can accurately monitor temperature changes linked to transpiration rates under varying light conditions.
When designing an experiment to compare photosynthesis between red and green algae, one could use red, green, and blue transparent film to simulate underwater light conditions. Algae could be placed in test tubes under these colored films to determine their photosynthetic efficiency in different light spectrums, reflecting their natural habitats.