Answer:
sensory neurons
Explanation:
Sensory neurons carry nerve impulses from sense organs and internal organs to the central nervous system.
The range in which the peak wavelength of a star that is much hotter than the Sun most likely to be ultraviolet light. Therefore, option (D) is correct.
The peak wavelength is the wavelength at which a radiation source emits the most energy or has the highest intensity. It is related to the temperature of the source through Wien's law, as hotter sources emit shorter wavelengths of radiation.
The peak wavelength of a star is related to its temperature through Wien's law. Wien's law states that the wavelength of the peak intensity of a blackbody radiation curve is inversely proportional to its temperature. Therefore, hotter stars have shorter peak wavelengths than cooler stars. Since ultraviolet light has shorter wavelengths than visible light, stars that are much hotter than the Sun would have their peak wavelength in the ultraviolet range. Thus, the correct option is D) ultraviolet light.
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Answer:
the correct answer is option D
Explanation:
Answer:
All adult sponges are sessile, meaning they are attached to some surface. Since they cannot move, sponges cannot pursue their food. Instead, they are filter feeders, meaning they obtain their food by straining the water for small bits of food like bacteria, algae, or protozoans.
Explanation:
irregular shaped object?
Answer:
d = 2 g/mL
Explanation:
Given that,
Water displaced by an object in a graduated cylinder, V = 25 mL
Mass of the object, m = 50 g
We need to find the density of this irregular shaped object. It is given by mass per unit volume. So,
So, the density of the object is 2 g/mL.
A. adenine
B. cytosine
C. thymine
D. guanine
Answer:
thymine
Explanation:
Though both RNA and DNA contain the nitrogenous bases adenine, guanine and cytosine, RNA contains the nitrogenous base uracil instead of thymine. Uracil pairs with adenine in RNA, just as thymine pairs with adenine in DNA.
In population individuals where 149 have the A1A1 genotype, 18 have the A1A2 genotype, and 154 have the A2A2 genotype, so the allele frequency of A1 is 0.49.
The incidence of a gene variant within a population is represented by the allele frequency. Alleles are different versions of a gene that share the same genetic locus on a chromosome.
To determine the allele frequency of A1
There is the formula:
frequency of A1 = (2 x number of A1A1) + Number of A1A2/ 2 x population
so, A1A1 = 149
A1A2 = 18
Population = 149 + 18 + 154 = 321
The frequency of A1 = (2 x 149) + 18/ 2 x 321
hence the frequency of A1 = 0.49
Therefore, the allele frequency of A1 is 0.49.
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Answer:
A or b
Explanation:
The similarity in appearance between the Moon and the stone sphere is due to the spherical shape of both objects, causing a uniform and diffused reflection of light.
The similarity in appearance between the Moon and the stone sphere in the image can be attributed to the way light interacts with spherical objects. This phenomenon is primarily due to the principles of reflection and the geometry of spherical shapes.
Light Reflection: Both the Moon and the stone sphere reflect sunlight. The Moon is illuminated by the Sun's rays, and the stone sphere, although much smaller in scale, reflects ambient light or artificial light sources.
Spherical Shape: Spherical objects have a unique way of reflecting light. When light falls on a spherical surface, it is refracted, scattered, and reflected in various directions. This scattering of light creates a uniform and diffused illumination on the entire surface of the sphere, resulting in a soft and evenly distributed glow.
Absence of Sharp Edges: Spheres lack sharp edges and corners that can create shadows or abrupt changes in light intensity. This absence of shadows and the uniform distribution of light contribute to the similar appearance of the Moon and the stone sphere in terms of their illuminated surfaces.
In summary, the shared appearance can be explained by the spherical shape of both objects, which results in a gentle and uniform distribution of reflected light, creating a soft and luminous appearance in the image.
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Answer:
I think I forgot
Explanation: