Answer:
Choice 3.
Explanation:
Choice 1 should be immediately deducted, since his theory was original and never mentioned before (atleast on a widescale), thus it could not be considered “primitive”. Choice 2 sounds correct, but is actually wrong due to his theory never mentioning humans descending from apes, rather sharing a common ancestor. Choice 4 is incorrect because Darwin never mentioned any “hybrid animal” that was half-monkey, half-human. Thus, we are left with choice 3.
EDIT: If per say, I am incorrect, the next best answer is probably 2. Some schools have a different evolution education, so perhaps in one’s school they teach choice 2 as fact?
How does the sun cause currents in the ocean?
OA. It heats polar water more than equatorial water, which means the
water at the poles is less dense and rises toward the surface.
B. It provides less energy to the water at the poles, which causes
polar water to condense, pulling warmer water away from the
equator.
C. It provides more energy to the water at the equator, which causes
equatorial water to evaporate, pulling warmer water away from the
poles.
D. It heats equatorial water more than polar water, which means the
water at the poles is denser and sinks toward the bottom
Answer:
C. It provides more energy to the water at the equator, which causes equatorial water to evaporate, pulling warmer water away from the poles. The sun causes currents in the ocean by providing more energy to the water at the equator. This causes the water to evaporate, which creates a low-pressure system that draws warmer water away from the poles towards the equator. This process is known as the Coriolis Effect.
Explanation:
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Why must the cell move things in and out of it?
Answer:
Moving things in and out of the cell is an important role of the plasma membrane. It controls everything that enters and leaves the cell. There are two basic ways that substances can cross the plasma membrane: passive transport, which requires no energy; and active transport, which requires energy.
Genetic engineering is the process of manipulating genes for practical purposes. Today, scientists have genetically engineered many types of organisms including crop plants.
Genetic engineering is the process of manipulating genes for practical purposes. today, scientists have genetically engineered many types of organisms including crop plants. which of the following is a current benefit gained from genetically engineered crops? a. some genes can be transferred to wild plants in the area. b. some animals develop allergies to the genetically engineered crops. c. some food staples, such as rice, contain more nutrients. d. some disease resistant fruits and vegetables are less flavorful.
Answer:
. b. some animals develop allergies to the genetically engineered crops. c. some food staples, such as rice, contain more nutrients
Explanation:
Rice is global staple food. It is mostly affordable by the poor and peasant farmer wordwilde.Vitamin A is an important vitamin for good eye sight and also for boosting the immunity.
This useful vitamin is present in eggs, cheese and liver. Which are expensive for poor families Some small quantity are produced as carotene found in carrot. However, a precursor of Vitamin A called Pro-vitamin A carotenoids is present in the part of rice called the Aleurone layer.
However this part of the rice is not in the endosperm thus the vitamin are washed way during processing of white rice .Although this is present in brown rice. Basically, the energy storage in most crop seeds is stored in the endosperm. Thus the vitamin in the rice are not stored are therefore not imbibe during consumption.
Therefore in order to incorporate carotenoid into the endosperm to avoid been wasted, Daffodil was used. The genes for the transcription of carotene in daffodils and from particular soil bacteria called Pantoea Anantis were extracted, to transfer carotenoid into the rice endosperm. This is called the Golden rice,, because the rice appear golden from the incorporation of the carotenoid into the endosperm though genetic engineering. This appear orange from the carotene pigment present in the endosperm.
Thus from the consumption of the rice ,poor family could imbibe vitamin A into their diet.
one type of evidence supporting a common ancestor is the existence of similar traits in related organisms that are functional in some species but not in others, such as the tailbone in humans. what is the term used to describe the nonfunctional traits? such traits are called .
Such traits are called vestigial.
Vestigial traits are those physical characteristics and behaviors that have no current use but have been inherited from our ancestors. These traits are thought to have served a purpose in the distant past, but are now present in modern species without any known purpose or benefit.
Examples of vestigial traits found in humans and other species include tail bones, wisdom teeth, and appendixes. While the purpose or function of these traits is often unknown, they are an important reminder of our evolutionary past.
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Which of the following 'unit name' describes the fully assembled ribosome in bacterial cells? a. 70 {~S} b. 50 {~S} c. 80 {~S} d. 30 {~S}
The fully assembled ribosome in bacterial cells is described as 70S.
Ribosomes are cellular structures responsible for protein synthesis. They exist in both bacterial and eukaryotic cells, but their sizes differ. Ribosomes are characterized by their sedimentation coefficient, denoted by the letter 'S.'
In bacterial cells, the fully assembled ribosome consists of a large subunit and a small subunit, combining to form a 70S ribosome. The large subunit is approximately 50S, while the small subunit is around 30S. When these two subunits come together, they form the 70S ribosome.
The other options listed, 50S, 80S, and 30S, refer to either the individual subunits or ribosomes found in different organisms. The 80S ribosome, for example, is characteristic of eukaryotic cells rather than bacterial cells.
Therefore, the correct option is option (a)
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Walter is comparing samples of muscle tissue that are taken from the body of a mouse. Which pair of sample muscle tissues can be expected to be most similar to each other
When comparing samples of muscle tissue taken from the body of a mouse, the most similar pair of samples can be expected to come from two muscles that have similar functions or are located in similar regions of the body. For example, the biceps and triceps muscles in the upper arm would be more similar to each other than the biceps muscle and the quadriceps muscle in the leg.
Additionally, the age, sex, and health status of the mouse can also affect the similarity of the samples. If the mouse is healthy and of the same age and sex, then the samples are more likely to be similar to each other. However, if the mouse is unhealthy or of a different age or sex, then the samples may differ more from each other.
It's also important to consider the method of sample collection and preparation, as different techniques can affect the composition of the tissue samples. Therefore, it's important to ensure that the samples are collected and prepared using standardized methods to minimize any differences between them.
Overall, to determine the most similar pair of muscle tissue samples from a mouse, it's important to consider factors such as the muscle function, location, age, sex, health status, and method of sample collection and preparation.
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2 Which substance, needed for protein synthesis, is carried into a leaf from the stem? A carbon dioxide B nitrate C oxygen D starch
The substance, needed for protein synthesis, that is carried into a leaf from the stem is nitrate. Nitrate is an essential nutrient that plants use to produce amino acids and proteins. It is a part of the nitrogen cycle and is used in chloroplasts to create essential proteins.Option B is correct
The process of protein synthesis takes place in chloroplasts of the leaves of plants where nitrogen, along with other elements, is utilized to produce proteins. Nitrogen, in the form of nitrate, is an essential element required by the plant for the synthesis of amino acids and proteins.
Plants obtain nitrate through the soil from the water they absorb through their roots. It is transported from the roots to the leaves through the xylem vessels, which form a continuous pipeline from the roots to the stem and leaves of the plant. The process of protein synthesis is important for the growth and development of plants.
It is essential for the production of enzymes, hormones, and structural components such as cell walls and membranes. Nitrate is, therefore, a critical substance for protein synthesis and the growth and development of plants. Option B is correct
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A rock, released at rest from the top of a tower, hits the ground after 2.5 s. What is the height of the tower?
The height of the tower is approximately 30.625 meters. We can use the equation of motion for free fall: h = (1/2) * g * t^2
To determine the height of the tower, we can use the equation of motion for free fall:
h = (1/2) * g * t^2
where:
h is the height of the tower,
g is the acceleration due to gravity (approximately 9.8 m/s^2),
t is the time taken for the rock to fall (2.5 s).
Plugging in the values, we have:
h = (1/2) * 9.8 * (2.5)^2
h = 1/2 * 9.8 * 6.25
h = 30.625 meters
Therefore, the height of the tower is approximately 30.625 meters.
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"Based on the information given, are there toxicologu studies that
may he avioded because of special circumstances. three situations
are listed below, please list the rationale of they exist and any
sp
8 Here are some descriptions of a few molecules. Based on the information given, are there toxicology studies that may be avoided because of special circumstances. If so, then the cost and perhaps time of development may be reduced. Discuss these special dispensations, if they exist and the rationale why those studies may not be necessary; that is, everybody-even the risk averse deem these studies not useful in risk assessment. Large peptide molecule for the treatment of pruritus (itch) The therapeutic is applied topically and studies have shown that no measurable drug reaches the systemic circulation. The intended patient population includes adult and elderly males and females. Large protein molecule (human-specific) administered intravenously for the treatment of Inflammatory Bowel Disease. The intended patient population includes males and females above the age of 18 years. A small peptide (arginine-histidine-alanine-tyrosine) for the topical treatment of decubitus ulcers. When applied to dermal ulcers, some drug does reach the systemic circulation. The intended patient population is typically the elderly, though a lot of off label use is included in younger patients (eg. Quadriplegic or persistent coma).
Non-clinical systemic toxicity testing is required as the systemic exposure is anticipated.
There are toxicology studies that may be avoided because of special circumstances for the three molecules. Here are the reasons:For a large peptide molecule for the treatment of pruritus (itch):It is applied topically and studies have shown that no measurable drug reaches the systemic circulation. The intended patient population includes adult and elderly males and females. Therefore, non-clinical systemic toxicity testing is not required.For a large protein molecule (human-specific) administered intravenously for the treatment of Inflammatory Bowel Disease:Since the intended patient population includes males and females above the age of 18 years and the molecule is human-specific, non-clinical systemic toxicity testing can be avoided.
Moreover, animal studies may not be necessary.For a small peptide (arginine-histidine-alanine-tyrosine) for the topical treatment of decubitus ulcers:When applied to dermal ulcers, some drug does reach the systemic circulation. The intended patient population is typically the elderly, though a lot of off label use is included in younger patients (eg. Quadriplegic or persistent coma). Therefore, non-clinical systemic toxicity testing is required as the systemic exposure is anticipated.
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a gene’s product is always a protein.
a. true
b. false
Answer:b. false
Explanation:
Write this number showing three significant figures. Remember to round.
90,862
I am not sure the subject
Answer:
3 significant figures means simply that you only want to see 3 numbers. To make 3 numbers out of those 5 you got there, just round the 6 up and make the 8 turn to a 9.
therefore, the answer you want is 90,9
The noble gases in group 18 were some of the last natural elements to be discovered. Why do you think this is so?
Answer:
because they were extremely un-reactive. Being inert, they were difficult to isolate via chemical reactions, thus difficult to distinguish as separate elements
Explanation:
The noble gases of group 18 were the last to be discovered because they are highly unreactive or inert.
Noble gases refer to elements in group 18. These elements are renowned for being inert.
As a result of their inertness and because they are all gases, they are sometimes called "inert gases".
This chemical inertness made it difficult to discover these elements until lately. Many natural elements were discovered because they participate in chemical reactions. Hence, inert gases became the last natural elements to be discovered.
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State three characteristics of living things.
Answer:
Characteristics of living things.respire moverespond to stimulireproduce and growdependent on their environment.Explanation:
Segs
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Answer:
Movement, respiration and response to stimuli.
Explanation:
Other characteristics include homeostasis, growth, reproduction, excretion and requirement of nutrition.
Refer to the figure below. Which description of the gene pool shown is correct
a. Size of gene pool = 30
b. Frequency of X1= 0.80
c. Population size = 60
d. Frequency of X1X3 = 0.10
e. Number of genes = 2
The following description of the gene pool shown is correct that is the Frequency of X1X3 = 0.10.
All the genes (including alleles) present in a population or species that is capable of reproduction make up the gene pool. A large gene pool is more resistant to environmental pressures and has a wide spectrum of genetic variation. The gene pool's size is mutable. When organisms have mutations that are passed down to the following generation, the gene pool grows. When all of the creatures carrying a specific allele perish without procreating, the gene pool shrinks. Gene pool is computed by dividing the total number of copies of the gene by the number of times the allele occurs in the population. The gene pool of a population is made up of all the copies of each gene in that population.
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if the Jaguar becomes extinct is the Eco system more or less biodiverse
Describe the structure and parts of DNA molecule
Answer:
The DNA molecule consists of two strands that wind around one another to form a shape known as a double helix. Each strand has a backbone made of alternating sugar (deoxyribose) and phosphate groups. Attached to each sugar is one of four bases--adenine (A), cytosine (C), guanine (G), and thymine (T).
Explanation:
hopefully it's helprefer to vs map: gene expression—flow of information from gene to protein tour. in which ribosome site would you find the uncharged trna?
Answer:
Elongation
Explanation:
Peptidyl Transferase takes the peptide chain (amino acids) from the tRNA in the P-site and attaches it to the amino acid in the A-site. The now-uncharged tRNA in the P-site is expelled from the Ribosome (possibly through the E-site). The Ribosome moves down the mRNA by one codon.
Help 15 point reward
Answer:
1.D
2.B
3.Mass
4.A
5.C
Explanation:
I know what these are because I have the vocabulary
Please help! Lot's of points and brainliest for answer!
Answer: the answer is one
and plz brainliest
When will an atom give up electrons?
When more than half of the outer energy level is filled
When the n=2 level is full
When less than half of the outer energy level is filled
When the outer energy level is full
Atoms give up electrons when less than half of the outer energy level is filled, forming positively charged ions. Noble gases with a full outer shell do not easily give up or accept electrons.
An atom will give up electrons when less than half of the outer energy level is filled. In chemistry, valence electrons are electrons in the outermost shell or energy level of an atom. Atoms tend to gain or lose electrons when the valence electron shells are not filled. When atoms lose their valence electrons, they become positively charged ions. An ion is a positively or negatively charged atom or group of atoms. For instance, sodium atoms give away one electron to form sodium ions with a positive charge because the outermost shell of sodium has only one electron, which is less than half the number needed to fill the shell entirely. When more than half of the outer energy level is filled, atoms are reluctant to give up their valence electrons, which is why noble gases do not form chemical bonds easily. When the outermost shell of an atom is full, it is stable, which is why noble gases do not give up or accept electrons quickly. Therefore, an atom will give up electrons when less than half of the outer energy level is filled.For more questions on electrons
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A pesticide was introduced on a farm to kill insects eating the corn crop. The farmer realized that in week 1 after using the pesticide, most of the insects were killed but by week 3 the population of insects increased and the pesticide no longer kills the insects. What is the reason for that observation?
Hello,
The observation that the pesticide was effective in killing insects in week 1 but became ineffective by week 3 is likely due to the development of resistance in the insect population.
When a pesticide is introduced, it may be very effective in killing a large proportion of the target insects. However, some insects may have genetic variations that allow them to survive exposure to the pesticide. These insects then go on to reproduce, passing on the genes that allowed them to survive to their offspring. Over time, the proportion of insects in the population with these resistant genes increases, making the population as a whole less susceptible to the pesticide. This is known as pesticide resistance.
Insects can develop resistance to pesticides through a variety of mechanisms, including mutations that make them less susceptible to the toxic effects of the pesticide, increased detoxification of the pesticide by enzymes in their bodies, or changes in their behavior that allow them to avoid exposure to the pesticide.
To combat pesticide resistance, farmers may need to use different pesticides or alternative methods of pest control. They may also need to use pesticides in a targeted and judicious manner, rotating different types of pesticides to avoid overuse of any one type and minimize the selection pressure for resistance.
What kind of geographic barriers would have led to the finch in the Galapagos?
Answer:
Speciation in Galapagos finches occurred by founding of a new population, geographic isolation, changes in the new population's gene pool, behavioral isolation and ecological competition.
Explanation:
Geographical limitations include the natural factors or the water bodies like ocean, sea, rivers etc. that divide a place from another is called geographical barrier.
Galapagos finches are recognised as Darwin finches because he discovered them on the Galapagos island.
There is an unusual difference in their beak structure and purposes even though they reside on the same island.Speciation in finches transpired due to geographic separation, the modification in the population gene, ecological conflicts.When the species of finches were restricted to a specific area and could not mate resulted in isolation and hence variation.To learn more about Speciation and Darwin Finches follow the link:
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how many nucleotides comprise a single strand of dna
The DNA not only contains the bases adenine( A), cytosine( C), guanine( G),but it also contains thymine( T)( T).
All the bases come in particular dyads( A with T, and G with C). Nearly all living cells have DNA. Its precise placement within a cell, still, is dependent on whether or not that cell has a unique, membrane- bound organelle called a nexus. Eukaryotes are defined as organisms made of cells with capitals, whilst prokaryotes are defined as organisms made of cells without capitals. DNA is stored within the nexus of eukaryotes, but since prokaryotes warrant a nexus, it's set up incontinently within the cellular cytoplasm. In a nutshell, DNA is a complicated patch made up of multitudinous corridor, a bit of which
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Adenine (A), Cytosine (C), and Guanine (G) are the three bases that make up DNA. Thymine (T) is also a base.
There are specific dyads for each base ( A with T, and G with C). DNA is present in almost every living cell. However, whether or not a cell possesses a special, membrane-bound organelle called a nexus will determine where exactly it is located within that cell. Prokaryotes are defined as organisms made of capital cells, whereas eukaryotes are defined as organisms made of capital cells. DNA is kept in the nexus of eukaryotes, but because prokaryotes require a nexus, it is arranged haphazardly inside the cellular cytoplasm. DNA is a complex patch made up of numerous corridors, each of which contains a variety of information. to understand.
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What types of evidence do scientists examine as they make hypotheses about how organisms are related to one another?.
The evidence that scientists examine as they make hypotheses about how organisms are related to one another or simply we can say the evidence for evolution is:-
DNA and the genetic code reflect the shared ancestry of life.
Evidence for large-scale evolution comes from anatomy and embryology, molecular biology, fossils and biogeography.
Molecular similarities provide evidence for the shared ancestry of life. DNA sequence comparisons can show how different species are related. Similar anatomy found in different species may be homologous or analogous. Fossils provide evidence of long-term evolutionary changes, recording and retracting the past existence of species that are now extinct.
Biogeography is the study of the geographical distribution of organisms that provides information about how and when species may have evolved.
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what is Chlamydomonas?
Chlamydomonas is a unicellular algae. It occurs in many Varieties .Most of these are free floating,fresh water green algae.
More informationthe plant body is unicellular and biflagellate. the cell is spherical or cylindrical in shape .the Protoplasm of the cell is always surrounded by a thin cellulose wall .a pair of flagella of equal size is present at the anterior end. it moves by the lashing actions of the flagella. usually two contractile vacuoles are present .it contains a single nuclear suspended in colourless portion of the cytoplasm .BRAINLIEST AND 40 POINTS
According to the Linnaean taxonomy, which highest-ranking taxa would a single-celled organism belong to when it does not have a nucleus or any specialized cells and is found in extreme environments?
Protista
Plantae
Animalia
Archaebacteria
Answer:
protesta
Explanation:
Answer:
the answer is Protista! sorry if I'm wrong!
Explanation:
98. How many start codons are there?
99. How many stop codons are there?
100.
101. The process of translation takes place in the
102. Replication and Transcription both take place in the
Second base
First base
U
G
UUU
UUC
UUA
UUG
CUU
CUC
CUA
CUG
signals the end of the process of
GUU
GUC
GUA
GUG
lek ne
(Lew
AUU
AUC
AUA
AUG theone (Met)
(ke)
ne
(Val)
UCU
UCC
UCA
UCG
CCU
CCC
CCA
CCG
ACU
ACC the
ACA
(Mhvi
ACG
GCU
GCC
GCA
GCG
Ala
UAU
UAC
UAA
UAG
AAU
AAC
CAU histidine
CAC
CAA
CAG
6
AAA
AAG
GAU
GAC
tyfoune
GAA
GAG
STOP
gutamine
of the cell.
(Avil
bone
of the cell.
UGU
UGC
UGA
UGG tryptophan (1)
CGU
CGC
CGA
CGG
AGU
AGC
AGA
AGG
part and GGU
GGO
GGA
GGG
KVM
argune
(Arg)
(Gly)
DYSC
U
3
Third base
G
C
98. 1
99. 3
101. The process of translation takes place in the ribosome.
102. Replication and transcription both take place in the nucleus of the cell.
which factor is needed for both thunderstorms and hurricanes to form??
Answer:
rising, moist air
Explanation:
Answer:
First, you need warm water, at least 80 degrees. The second ingredient is moist air. And finally, there needs to be converging winds for a hurricane to form. The actual process begins with a cluster of thunderstorms moving across the surface of the ocean.
Explanation:
best description of cellular respirarion
It's where the cell reproduces and forms more cells
I NEED HELP PLEASE
will mark brainliest
Answer:
As one goes up the other does as well for the first 2 but they aren't proportional (it is not simple cause and effect as there is a lot of factors)
The last question is to decrease their emissions as rising temperature is being effected by rising CO2 levels and rising temperature can cause a feedback loop causing more rising temperature
Explanation: