At first, the baby smiles at every one but after several months, most babies save their smiles for people they know.
Particles moving by saltation are transported in the _______ load.
The rock shown here, with sediment just visible to the naked eye, is a:
Which of these is a piece of evidence supporting the theory of evolution?
a) Ostrich resemble armadillos.
b) Armadillos resemble emus.
c) Glyptodons resemble armadillos.
d) Finches resemble glyptodons.
The discovery that the glyptodon and armadillo are related is one piece of evidence for evolution. Thus, option C is correct.
What similarity between Glyptodons resemble armadillos?The only difference between glyptodons and armadillos is that the former are significantly larger (the size of a Volkswagen Beetle!) than the latter.
Because they still share a lot in common, the evolution of the armadillo from the prehistoric glyptodon helps to substantiate this. They are related genetically.
The massive bony shell that both armadillos and glyptodons have serves as an armored shield to defend the animal from predators.
They were the only mammals with genuine shells during their respective eras. Both creatures also have soft, uncovered bellies and short, stubby legs.
Therefore, Glyptodons resemble armadillos is a piece of evidence supporting the theory of evolution.
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a person who drives under the influence of alcohol or drugs
Answer:
Is termed as DUI and such people are not able to take right decision
Explanation:
DUI stands for operating a vehicle /Driving under the influence of alcohol or drugs. This denotes a situation where person has ingested alcohol than the legally acceptable alcohol quantity.
In such condition, the driver is unable to handle the vehicle and his perceptions and response become slow due to which he feels unable to take right decisions at the right time.
What did Fermi mean when he said, "The reaction is self-sustaining"?
Which of the following does not accurately depict a scientific theory? A. Theories are tested over and over again. B. Theories are supported in many ways. C. Theories may be changed or replaced if new evidence is found. D. Theories are absolute truths.
D. Theories are absolute truths.
D. Theories are absolute truths.
Which of these cells of the dermal tissue of plants prevent water loss and control gas exchange?
A.phloem cells
B.companion cells
C.parenchyma cells
D.guard cells
When prescribing montelukast (singulair) for asthma, patients or parents of patients should be instructed as follows:?
When prescribing montelukast for asthma, the patient or parents of the patient should be instructed or to be reminded of the following as these things or events could occur when a patient is taking up the drug montelukast because of its properties; depression, suicidal thoughts, anxiety and aggression.
Which organelle generates energy to power cellular activities?
Answer:
Mitochondria
Mitochondria are rod-shaped organelles that can be considered the power generators of the cell, converting oxygen and nutrients into adenosine triphosphate (ATP). ATP is the chemical energy "currency" of the cell that powers the cell's metabolic activities.
Explanation:
the is found at 0 Longitude
Main sequence stars can be classified according to which characteristics
Stars are classified based on the spectral type (i.e. a means to measure the photospheric temperature and density by getting information about the ionisation state).
Under the Morgan–Keenan (MK) system using the letters O, B, A, F, G, K, and M, a sequence from the hottest (O type) to the coolest (M type) (Harvard Spectral classification based on the surface temperature of the stars). A luminosity class is added to the spectral class using Roman numerals (Yerkes Spectral classification). This is based on the width of certain absorption lines in the star's spectrum (0 or Ia+ - hypergiants, I - supergiants, II - bright giants, III - regular giants, IV - sub-giants, V - main-sequence stars, sd - sub-dwarfs, and D - white dwarfs).
did any plants survive the eruption if so how did they survive
Plants can survive volcanic eruptions through various mechanisms such as quick regeneration from roots, fire-dependent seed germination, and the presence of resilient underground stems.
Plants can survive volcanic eruptions by various means:
Many plants can grow back quickly from the roots after burning to the ground.Some plants produce seeds that need fire to germinate.Many plants have thick underground stems that can survive fires.Determine whether each phrase describes an enzyme, an active site, or a substrate. move each phrase to the category it describes.
Enzymes are a biological catalyst, Active site is is a specific enzyme location that binds with the substrate, Substrate is a substance that the enzyme acts upon,
Further explanationEnzymes are a biological catalyst that act on molecules called substrates and converts the substrates into different molecules known as products Enzymes are macromolecular biological catalysts that accelerate chemical reactions. The molecules upon enzymes may act are called substrates, whereas the enzyme converts the substrates into different molecules known as products.
Active site is is a specific enzyme location that binds with the substrate and undergo a chemical reaction. The active site consists of residues that form temporary bonds with the substrate, also residues that catalyse a reaction of that substrate.
Substrate is a substance that the enzyme acts upon, can be lipid, protein or carbohydrates. Substrate is also a term used in materials science to describe the base material in which processing is conducted to produce new film or material layers such as deposited coatings. A typical substrate might be a metal, which a coating might be deposited by the following processes:
Coating and printing processesChemical vapor deposition and physical vapor depositionConversion coatingPaintPickled and oiled, a type of plate steel coating.PlatingPolymer coatings, such as TeflonSputtered or vacuum deposited materialsEnamel (vitreous)Learn moreLearn more about enzyme https://brainly.com/question/11457504Answer detailsGrade: 9
Subject: biology
Chapter: enzyme
Keywords: enzyme
The energy role of the first organism in a food chain is always a(n)______.
The energy role of the first organism in a food chain is always a producer.
What is the role of a producer in a food chain?Producers are crucial because they transform solar energy into chemical energy that other species can utilize.
The energy for the entire food chain is provided by producers, the initial level in a food system.
Producers are living things with the ability to grow their own nourishment. They frequently contain green vegetation. They use the process of photosynthesis to capture solar energy and use it to produce food. Since they are unable to create food on their own, all other creatures rely on producers for nourishment.
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There are four characteristics needed to monetize social networks. which of these is not a characteristic?
The characteristic "friendships have mutual involvement" is not directly tied to the monetization of social networks, as monetization strategies often rely on aspects like user engagement, advertising, and network effects rather than individual relationship dynamics.
Explanation:There are several characteristics needed to monetize social networks, but not all the features mentioned are directly tied to their monetization. When it comes to monetizing social networks, aspects such as user engagement, network effects, advertising capabilities, and payment infrastructures often play crucial roles. Characteristics like "instant communication", "fosters a sense of interconnectedness", and having "a large user base" (network effects) are fundamental. However, friendships have mutual involvement is not typically considered a characteristic required to monetize social networks.
While interpersonal connections and community building are important for social networks, they are not direct monetization strategies. Instead, these networks monetize through advertising, subscription models, or transaction fees, which rely more on broad user engagement and data rather than on individual relationships. Therefore, the statement that friendships require mutual involvement does not directly apply to the monetization of social networks but rather speaks to the quality of interpersonal interactions within these platforms
It is estimated that genetics account for about ___ percent of the inclination to begin smoking, and for about ___ percent of the ability to quit.
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Which factors affect a population’s growth regardless of the population’s size?
density-dependent limiting factors
food and water availability
predator and parasite populations
density-independent limiting factors
Ans.
Population density defines number of individuals present in a particular area. Factors that affect the growth of a population, regardless the population size, are known as density-independent limiting factors as these factors limit the population growth, regardless the density of a population. These factors include climatic conditions, natural disasters, human activities, and sunlight.
Thus, the correct answer is 'option). density-independent limiting factors.'
Two species of meadowlark have different mating calls that lead to reproductive isolation. What type of isolation does this example represent
behavioral isolation.
How does the cell membrane aid the cell in maintaining homeostasis?
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The cell membrane uses energy to remove waste products from the cell through sac-like packages.
The cell membrane extracts energy from food when the cell is low on energy.
The cell membrane controls all cellular activities in response to changes in the external environment.
The cell membrane assists with maintaining the correct temperature by absorbing energy.
The cell membrane controls all cellular activities in response to changes in the external environment. So the correct option is C.
What is the cell membrane?All cells have a cell membrane, also known as a plasma membrane, which divides the inside of the cell from the external environment. A semipermeable lipid bilayer makes up the cell membrane. The movement of materials into and out of the cell is controlled by the cell membrane.
A cell is protected by its cell membrane, also known as the plasma membrane. Additionally, it maintains a constant environment inside the cell, and that membrane serves a variety of purposes. One is to move compounds out of the cell that is harmful as well as nutrients into the cell. Another is that there will be proteins on the cell's membrane, which is its plasma membrane, that interact with other cells.
These proteins may be lipid proteins, which include both a protein and a fatty acid, or they may be glycoproteins, which contain both a protein and a sugar moiety. Similarly, those proteins that adhere beyond the plasma membrane enable cell-to-cell communication. Additionally, a cell's membrane offers some structural support.
Also, various cell kinds have different types of plasma membranes, and the lipid component of the plasma membrane generally contains a lot of cholesterol. This is distinct from a few other membranes found inside the cell. There are several plants and microorganisms, such as bacteria and algae, that have various defense systems.
Therefore the correct option is C.
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A particular gene in a population has two alleles, c and
c. if the allele frequency of c = 0.7, what is the frequency of c?
P+Q=1
0.7+ Q=1
for Q it will be .3
the allele frequency for other gene will be 0.3
A 49 year old patient has a developmental delay and is highly emotional. what would be the best course when approaching the patient in the reception area
The best course of action when approaching the patient who has a developmental delay and is most likely highly emotional is by privately asking the care giver who is responsible with taking care of the patient in which or how is the best approach when approaching the patient.
Chao is thinking about doing a project on plate tectonics for the school science fair. Which design would best relate to how the movement in the Earth’s mantle is related to plate motion?
Answer:
a flat shallow pan filled with a thick liquid that can be heated by a hot plate with pieces of thin plastic sheets floating on top of the liquid.
Explanation:
Homo sapiens have 23 pairs of chromosomes what does this imply
What is a type of soil that has significant amounts of sand, silt, and clay ??
The group of processes that transform sediments into rock is known as _____.
Which might explain the asymmetrical part of the population pyramid?
Besides Antarctica which continent is made up almost entirely of desert
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Environmental differences within ecosystems are generally caused by _____.
abiotic factors
diverse vegetation
habitat destruction
the effects of animals
Answer: abiotic factors .
Explanation:
These abiotic factors are represented by climatic, edaphic (soil) and chemical conditions, which become the physical composition of the environment. So there are abiotic factors in terrestrial environments that are mainly light, temperature and water. And for the abiotic factors in aquatic environments are light, temperature and salinity. Therefore, for a species of a living being to inhabit a certain environment, it must adapt to the conditions that this environment proposes to it.
Abiotic Factors (Physical Environment) Climate factors: luminosity, temperature, atmospheric pressure, winds, humidity, and rainfall.
Chemical Factors: Relative amount of the various chemical elements present in water and soil.
When the fetal head begins to crown during an emergency precipitous birth, how should the nurse respond?
You are a pelican searching for fish in the ocean from high in the sky. although you see no tasty fish in the open ocean, you soon pass over a series of protected lagoons around an island. each lagoon contains lots of your favorite fish. as you begin descending into one lagoon, you notice that the fish are aggregated into several schools. some of these schools are close to each other, while others are far apart, and you cannot determine any consistent pattern in the distance between the schools. as you descend even closer to the water above a single school, you notice that each fish is approximately the same distance from each other fish. beginning from where you first saw the fish, describe, in order, what patterns of dispersion you noticed the fish exhibiting.
The pelican, has the eyesight of an eagle when fishing for food, as the bird flies closer to the school of fish. It sees the difference of the pattern by the scales that it sees and the reflective of the light of the sun. It catches the one that is easily catching up slowly to the school of fishes.