Answer:
Karl Landsteineris the person who discovered blood groups in humans
Answer:
The answer is Karl Landsteiner who discovered the abo blood group system in 1901
Imagine you had to sort all of the living things on earth into groups. How would you sort them?
All of the Earth's living organisms can be divided into distinct categories in a variety of ways, but the most popular manner is through the use of a hierarchical classification scheme called taxonomy.
What is Taxonomy hierarchy?In this hierarchy, organisms are grouped based on shared traits, with each level getting more specialized as you descend.
From the broadest to the narrowest, the main taxonomic levels are:
The domain level of classification divides organisms into different cell types, and it is the widest level of classification. Eukarya, Archaea, and Bacteria are the three domains.
Kingdom: This level of classification divides organisms into groups based on their overarching traits and cellular make-up. Animalia, Plantae, Fungi, Protista, Archaea, and Bacteria are the six kingdoms.
Phylum: This level of classification divides creatures into groups depending on the structure and organization of their bodies.
Class – Based on similar structural, physiological, and behavioral traits, organisms are grouped at the class level.
Order: Organisms are categorized at the order level according to shared traits within a class.
Family: Within an order, organisms are grouped at the family level based on shared traits.
Genus – Based on their evolutionary connections and similar traits, species are grouped at the genus level.
Species - The species level of classification is the most detailed and divides organisms into groups based on their propensity to interbreed and give birth to live offspring.
Based on their traits and evolutionary connections, all species of life on Earth can be divided up into separate groupings using this classification method.
Therefore, all of the Earth's living organisms can be divided into distinct categories in a variety of ways, but the most popular manner is through the use of a hierarchical classification scheme called taxonomy.
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Which option identifies the effects of poorly managed grazing leading to overgrazing.
increase in erosion
increase in weeds
increase in inedible grasses increase in animal populations
Answer:
increase in animal populations
Which statement describes transform boundaries?
O Rift valleys are formed.
O Mountains are created.
O Faults form in the lithosphere.
Plates move toward each other.
Transform boundaries are described as faults that emerge in the lithosphere. So, the correct option is C.
What are Transform boundaries?Transform boundaries, which are often referred to as conservative plate boundaries, are places where two tectonic plates move past one another while moving in opposite directions along a fault in the Earth's crust.
Transform borders happen when two tectonic plates move past one another horizontally via a lithosphere fault. As a result of this movement, rocks may break and slide along the fault, resulting in earthquakes. Transform borders do not include the creation or destruction of crustal material, unlike divergent boundaries where rift valleys are formed or convergent boundaries where mountains are built when plates move towards one another.
Therefore, the correct option is C.
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Using data from seismic waves, geologists have learned that Earth’s interior is made up of several
a.
continents.
b.
layers.
c.
ridges.
d.
trenches.
Please select the best answer from the choices provided
A
B
C
D
If brown eyes are dominant to blue eyes, what phenotype would be expressed if the genotype is bb
brown because brown is dominant to blue eyes
can you guys help me please its pretty easy
whats best describes the relationship between cells, DNA, and proteins
Clouds form when water vapor in the air condenses around tiny particles in the air called condensation nuclei
Answer:
Clouds form nuclei of condensation, where partial pressures of water accumulate.
Explanation:
When the partial pressure of water increases, it condenses in large quantities and due to differential pressures with the pressures of the earth's surface, rains or sudden changes are triggered.
What is an animal that eats producers called?
producers
O a
Ob
ос
carnivores
consumers
Od
herbivores
I’m
Answer:
The second trophic level consists of organisms that eat the producers. These are called primary consumers, or herbivores. Deer, turtles, and many types of birds are herbivores. Secondary consumers eat the herbivores. Tertiary consumers eat the secondary consumers.
Explanation
An animal that eats producers is called herbivore. Therefore, option (D) is correct.
Herbivores eat plant matter such leaves, stems, fruits, and seeds. These organisms get energy and nutrients from producers, the main source of organic matter in ecosystems.
Cows, rabbits, deer, and many insects are herbivores. Herbivores transform plant biomass energy into a form that higher trophic levels can consume, making them vital to ecosystem energy and nutrient cycles. Therefore, option (D) herbivore is the correct option.
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The warmer the environment is and the closer an environment is to the equator, the higher the biodiversity of the environment. Based on
these observations, which of these environments has the greatest biodiversity?
A. tundra
B. desert
c. tropical rainforest
D. grasslands
If someone could help me figure out how to do these sorts of problems I would really appriciate it
Answer:
The possible genotypes are:
[tex]I^AI^B, I^AX^H, I^AX^h, I^BI^B, I^BX^H, I^BX^h, X^HX^H, X^HX^h[/tex]
good luck, i hope this helps :)
How do homologous and analogous structures show evidence for evolution?
[tex]\large\mathcal{ANSWER}[/tex]
Homologous structures provide evidence for common ancestry, whileanalogous structures show that similar selective pressures can produce similaradaptations (beneficial features). Similarities and differences among biological molecules (e.g., in the DNA sequence of genes) can be used todetermine species' relatedness.
Evidence for evolution is provided by homologous structures. These are structures shared by related organisms that were inherited from a common ancestor. Other evidence for evolution is provided by analogous structures. These are structures that unrelated organisms share because they evolved to do the same job.
How do homologous and analogous structures show evidence for evolution?
Homologous structures provide evidence for
common ancestry, whileanalogous structures show that similar selective pressures can produce similaradaptations (beneficial features). Similarities and differences among biological molecules (e.g., in the DNA sequence of genes) can be used todetermine species' relatedness.
The synthesis of structure X occurred in the...
A) cytoplasm
B) lysosome
C) ribosome
D) nucleus
Answer:
b
Explanation:
because it is science and I am in high school and I got this question
A wave is propogating (produces or generates) energy from left to right. The particles of the medium are moving back and forth from left to right. What is this type of wave?
surface wave
longitudinal
transverse
electromagnetic
Answer:
transverse waves
Explanation:
How many chromosomes will this human zygote have?
Answer:
46
Explanation:
a zygote is formed from fertilization where the sperm (23 chromosomes) intersects the ovum (23 chromosomes)
Choose all the answers that apply.
Saturn;
is more dense than Earth
would sink in water
has a tilted axis
has a core of liquid hydrogen
is more massive than Earth
Answer:
More massive then Earth, and Has a tilted axis.
Explanation:
3 Which of the following are not biotic or abiotic factors in an ecosystem? A B C water and air rocks and energy plants and animals cultural components D
Answer:
cultural
Explanation: this is the only one that is not biotic or abiotic
Only 3% if the water ib Earth us freshwater. About 2/3rds of that water is not available for
humans use because ..
Answer: 2/3 of the water is not availible for human use because it is salt water not fresh.
Explanation:
What caused the massive erosion of the
Galapagos Islands in the late 1900s?
A-reduced sea turtle population due to monofilament nets
B-reduced vegetation due to goats
C-increased population of sea cucumbers due to new laws
D-increased recycling due to conservationists
Answer:
A Reduced sea turtle population due to monofilament nets
Explanation:
Hope this helped you
I believe that the correct answer is C-increased population of sea cucumbers due to new laws
Which part of the karyotype reveals a genetic abnormality?
A. A
В. В
C. С
D. D
plzzz answer asap
During a fight-or-flight response, which of the following is not an effect on the animal's body?
A. Increased heart rate and breathing B.ncreased digestion
C.Relaxed bladder
D.Increased blood flow to the muscles
Answer:
B,thats the only flight or fight resopnse in the animals body i could think of at the time. increase digestion i dont think the digestion would be effected by the fight-or-flight response.in my opintiton everything else seem like everything else would seem to be affeacted.
System that is responsible for the procreation of a species
A. Reproductive
B. Integumentary
C. Immune/Lymphatic
D. Endocrine
E. Skeletal
Answer:
A
Explanation:
reproductive means reproduction= A
Which of the following is NOT a type of plate boundary?
a.
Convergent
c.
Transform
b.
Subduction zone
d.
All of the above are types of plate boundaries
The "subduction zone" will not be a type of plate boundary.
What is subduction zone?A subduction zone occurs when two tectonic plates collide and one plate dives through into the mantle beneath another plate.
What is plate boundary?The boundary among two plates would be known as a tectonic plate boundary. The plate is moving slowly, continuously, and in a variety of directions.
Therefore, the "subduction zone" will not be a type of plate boundary.
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What is the resistance of a circuit with a voltage of 10 volts (V) and a current of 5 amps (A)? Use Ohm’s law to calculate the resistance.
The resistance of a circuit with a voltage of 10 V and current of 5 A is
ohms.
Answer: R = 2 ohm
Explanation: Based on the Ohm's law
U = R*I ---> R = U / I
R = 10 / 5
R = 2 ohm
Answer:
Answer : The resistance of a circuit is 2 ohm.
Explanation:
Using Ohm's law :
Or,
where,
R = resistance of a circuit = ?
V = voltage of circuit = 10 volts = 10V
I = current flowing in a circuit = 5 A
Now put all the given values in the above formula, we get the resistance of circuit.
Therefore, the resistance of a circuit is 2 ohm.
why is biodiversity in trees good for ecosystems?
Answer:
The basis for these benefits are functions that constantly take place in forests: The trees conduct photosynthesis, grow, produce offspring, defend themselves against hungry insects and deer, fight off pathogens and protect themselves against drought.
Explanation:
Have a nice day :)
Hope this helps!
WILL GIVE BRAINLIEST!!
Which of the following is NOT a factor to consider when determining a person's optimal health?
A) nutrition
B) education
C) genetics
D) exercise
E) stress level
Explanation:
B. education pls mark brainliest if this helps :)
Answer:
B) education
Explanation:
Health is determined by nutrition, genetics, regular exercise, and stress levels.
1. How did Aristotle classify organisms, and why did
his method prove inadequate?
The process by which the organisms that are better adapted to the environment survive and reproduce is called
.
Answer:
Natural selection
Explanation:
Answer:
The awnser is Natrual Selection :)
Explanation:
Hi here is your awnser: Natural selection is the process by which organisms with variations most suited to their local environment survive and leave more offspring. In natural selection, the environment—not a farmer or animal breeder—influences fitness. Well-adapted individuals survive and reproduce.
I need help with this is for tonight!!!
HELP BRAINLIEST
Why are formation and decay considered a cycle of nature?
The formation and decay is considered a cycle of nature due to the governance of nature.
Why are formation and decay considered a cycle of nature?
The formation and decay is considered a cycle of nature because this process is controlled by natural forces of the environment. Nature provides the environment for the formation and decay processes.
So we can conclude that the formation and decay is considered a cycle of nature due to the governance of nature.
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