Climate changes cause a drought. There is no food to collect. To survive, the animals must become predators, catch and kill prey for food. Which group(s) would you expect to survive and reproduce, passing on the traits to future offspring?

Answer:

A

Explanation:

I Big Bran

The statement (a) organisms that existed over a limited period describes index fossils.

What are index fossils?

Index fossils are fossils used to define and identify geologic periods. Index fossils must have a short vertical range, wide geographic distribution and rapid evolutionary trends.

Moreover, index fossils are used to define geological periods. These fossils can be defined as "commonly found, widely distributed fossils that are limited in time span." If one finds an index fossil in a given layer, then one has bounds on the age of the layer. Using index fossils, the geological periods are defined.

Therefore, a good index fossil is one with four characteristics: it is distinctive, widespread, abundant, and limited in geologic time. Because most fossil-bearing rocks formed in the ocean, the major index fossils are marine organisms.

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Answer:

The answer is: B- Asp.

Explanation:

Aspartic acid, symbols Asp, in RNA is encoded by the GAU or GAC codons.

The answer is: B- Asp.

The steps are:

1. The eye cells (photoreceptors) receive light signal.

2. Transduction of light to a neural signal (nerve impulse)

3. Transmission of nerve impulses to the brain via optic nerve (afferent nerve)

4. Brain translates the signal  

5. Nerve impulses is transmitted from the brain to the muscles via efferent nerves.

Jorge's eye cells communicate with his muscle cells through a series of steps beginning with the activation of photoreceptors in the retina, conversion of light into electrical impulses, signal processing in the brain, and finally, transmission of signals to the muscles to initiate movement towards the light.

When Jorge wants to move towards light, a complex process involving the eyes and the nervous system takes place. Once light enters his eyes and strikes the retina, it passes through several layers of neuronal cells before activating the photoreceptors, specifically known as rods and cones. These photoreceptors convert the light into electrical impulses.

These impulses travel through the retinal layers to the optic nerve, then continue to the thalamus, and finally reach the primary visual cortex in the brain. Here, the brain processes information about the light, including its orientation and movement, and determines the required response.

The brain sends signals via motor neurons to the muscle cells, which initiate the physical action of walking towards the light. Thus, eye cells communicate with muscle cells through a series of electrical and chemical messages facilitated by the nervous system.

Final answer:

Among the given options of light wave, matter wave, sound wave, and water wave, light waves are the fastest, traveling at a constant speed of c (approximately 3 x 10⁸ m/s) in a vacuum, regardless of the observer's frame of reference.

Explanation:

The student has asked, "Which of the following waves travels the fastest?" The options given are light wave, matter wave, sound wave, and water wave. In physics, these waves travel at different speeds within their respective mediums.

Light waves are known to travel at a constant speed, denoted as c, which is approximately 3 x 10⁸ meters per second in a vacuum and is the fastest speed in the universe. This means that, regardless of the observer's frame of reference, light will always travel at this speed, which makes it the fastest wave among the options provided.

On the other hand, sound waves travel at varying speeds depending on the medium. In air at 20°C, sound waves travel at about 343.5 m/s, which is significantly slower than light. Water waves travel even more slowly, with typical speeds of just a few meters per second. As for matter waves, these are subject to the properties of the particles that constitute them and the medium they're traveling through, making them generally slower than light waves as well.

Therefore, among the given options, light waves travel the fastest.

Answer:

I think they might be in the same kingdom

Explanation:

Answer:

can cause people to reject unfamiliar things

Explanation:

Mere-exposure effect is a concept in psychology which explains the effect of exposure to a particular thing, situation or person. According to it people tend to get comfortable around things they are exposed to more. This can lead them to reject other alternative options. The effect has been observed in various instances like paintings, sounds, Chinese characters etc. With respect to human relationship it means the more a person is exposed to someone, the more they like them. Mere exposure effect can lead to development of aversion to unfamiliar things in people.

Answer:

De-salinization of ocean water

Explanation:

A process which will be more costly a terms of energy consumption, men work, and is neither efficient or environmentally 'friendly' is obtaining clean amount of water to drinking purposes from the ocean or sea water. As the process will require more machinery and it will be much costly for the public to purchase.

The drinkable water or fresh amount required for a spending a healthy life can be obtained from any river or clean reservoir around the region, so, why waste time and money, along with the most important factor energy.

Answer:

it is c silver

Explanation:

because

Temperature and salinity fundamentally influence deep water currents by affecting the density of seawater, where colder and saltier water sinks, driving the global thermohaline circulation. This process regulates climate, transports nutrients, and supports deep sea ecosystems.

The deep currents of the ocean, known as thermohaline circulation, are primarily driven by variations in water density, which is a direct result of changes in temperature and salinity. This process is essential in distributing heat and nutrients across the globe, influencing both marine ecosystems and climate patterns.

Temperature and salinity play a crucial role in determining the density of seawater. Colder water and higher salinity levels increase seawater density, causing it to sink and create deep ocean currents. Conversely, warmer, less saline water has a lower density and tends to remain on the surface.

Deep currents emerge as cold, highly saline water is produced near the poles, where seawater freezes, leaving behind saltier water that sinks into the ocean depths. This sinking water, known as downwelling, then travels across the ocean basins, mixing with less dense water. As dense water sinks, it displaces the water below, contributing to the global-scale circulation pattern known as the thermohaline circulation.

These currents are vital for the transport of nutrients and oxygen, supporting deep sea ecosystems. Additionally, they play a significant role in regulating the Earth's climate by transporting heat from the equator towards the poles. The interaction between temperature, salinity, and ocean currents also affects coastal climates and marine biodiversity.

In summary, temperature and salinity are fundamental in shaping the characteristics and movement of deep water currents through their influence on water density. These deep currents are not only crucial for the marine life but also significantly impact global climate and weather patterns.

A procedure humans may have used to produce broccoli which has small flowers and thick stems is called selective breeding.

Selective breeding may be defined as a type of breeding through which parents with specific attributes are utilized and bred together in order to produce offspring with more desirable characteristics. This type of breeding is also known as artificial selection.

According to the context of this question, humans generally used this methodology of artificial selection and bred plants and animals for thousands of years. This mode of breeding is generally utilized in order to yield higher crop productivity with disease-resistant plants. Apart from this, other traits are also desirable with respect to condition.

Therefore, selective breeding is a procedure that humans may used to produce broccoli which has small flowers and thick stems.

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Probability of an individual dull-colored bird mating successfully equals the number of birds that successfully mated divided by the total number of birds

The answer is 25%    

Answer:

25

Explanation:

A) The graph peaks at 37°C and dips beyond this point.

Answer: cyanobacteria

Explanation:

Answer: A) The use of freon and CFC spray propellants.

Chlorofluorocarbons (CFCs) are compounds  that are used as propellents in the spray cans and in refrigerators. These are manufactured under the trade name of Freon. Freon is a CFC that contains fluoride as a main ingredient. These CFCs are released in the atmosphere and they accumulate in the stratospheric layer. The ozone layer is present in the stratosphere shields the Earth from the harmful ultraviolet rays. The CFC molecules breaks down by the ultra violet radiations. The released chlorine atoms or fluorine atoms reacts with the ozone molecules resulting in the removal of ozone layer from the stratosphere. This is called as ozone layer depletion.  

Answer:

Adds More ATP

The spin of a planet or moon as seen from above a planet's pole is termed its rotation, which occurs around an imaginary line called the axis.

The spin of a planet or moon as seen from above a planet's pole is called its rotation. When we think of the Earth, for example, we can imagine a line passing through the center of the planet that goes through both the North Pole and the South Pole. This imaginary line is known as the axis. The movement of Earth around its axis, reminiscent of how a top spins around its spindle, is what we refer to as the Earth's rotation.

Every planet and moon in our solar system undergoes this spinning movement, which plays a crucial role in defining day and night cycles on these celestial bodies. The position of the axis in relation to the celestial sphere also influences the visibility of stars and other celestial objects from the Earth's surface, with the axis pointing towards the celestial poles.

The coding region of DNA is responsible for encoding proteins through a process called translation.

A DNA sequence responsible for coding a protein is called the coding region. Within the coding region, the nucleotide sequence of the gene is translated into the amino acid sequence of the protein. This process is known as translation and is directed by the genetic code, which consists of triplet codons within the mRNA sequence that correspond to specific amino acids.

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1) the S-phase before mitosis nd meiosis

2) the number of chromosomes only  doubles when two haploid gametes form to produce a diploid zygote. for example: in humans, the sperm cells and eggs have 23 chromosomes , which is the haploid number