UV radiation breaks the chemical bonds of folate. Thus, as UV radiation increases it does folate degradation in blood, at least in experimental studies.
Which is not a pathway by which plants obtain
nitrogen in a usable form?
A chemical fertilizers
B lightning
C photosynthesis
D symbiotic bacteria
Answer:
C. Photosynthesis
Explanation:
Nitrogen is an important elemental component needed for plant's growth and development. However, plants obtain this Nitrogen in various ways including chemical fertilizers, symbiotic bacteria and lightning.
Plants, via their roots, may absorb nitrogen in the usable form, from applied fertilizers. They can also derive nitrogen compounds (nitrates) by forming symbiotic relationship with nitrogen-fixing bacteria in the soil. Lightning is also a source of atmospheric nitrogen, which is converted to a usable form by nitrogen-fixing bacteria.
However, plants perform PHOTOSYNTHESIS to produce sugars (glucose) and not nitrogen.
What are some whole, fossilized animals preserved in?
A cross section is taken from a dorsal root ganglion. Upon observation, it is noted that the section is full of cell bodies. These cell bodies belong to what order of neuron?
a. first
b. second
c. third
d. It could be any of these options.
Answer:
Option a
Explanation:
The first order neurons are also termed sensory neurons. The dorsal root ganglion is made up of cell bodies of sensory neurons which possess axon that help in the relay of information to the central nervous system mainly the spinal cord.
If a child has damage to this area of the bone, it could cause a disruption in bone growth lengthwise. - epiphysis - diaphysis - metaphysis - medullary cavity
If a child has damage to the epiphysis of a bone, it could cause a disruption in bone growth lengthwise. Option A is correct.
The epiphysis is the rounded end of a long bone, which articulates with another bone to form a joint. The epiphysis is separated from the main body of the bone by a layer of cartilage called the growth plate or epiphyseal plate. The growth plate is responsible for bone growth in length, as new bone is deposited on the epiphysis side of the plate and older bone is reabsorbed on the diaphysis side of the plate.
Damage to the epiphysis, such as from a fracture or infection, can disrupt the growth plate and impair bone growth in length. In severe cases, this can lead to growth disturbances and deformities, such as a limb length discrepancy.
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--The given question is incomplete, the complete question is
"If a child has damage to this area of the bone, it could cause a disruption in bone growth lengthwise. A) epiphysis B) diaphysis C) metaphysis D) medullary cavity"--
Will this movement re hire an input of energy?
Their movement will require the input of energy. That is option B.
What is an active transport?An active transport is defined as the movement of molecules across the cell membrane from different compartments in the living organism.
The active transport makes use of energy because of the need to move molecules from a semi permeable membrane that is against a concentration gradient.
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Which tiny, round “factory” puts together protein and is often found in the endoplasmic reticulum?
Answer:
I think it's ribosomes
Carla was recently diagnosed with a brain tumour and has since completely lost
her appetite. The brain tumour is likely located in her:
dorsal hypothalamus
lateral hypothalamus
ventromedial hypothalamus
medial hypothalamus
Answer:
hypothalamus
Explanation:
Hunger is partly controlled by a part of your brain called the hypothalamus, your blood sugar (glucose) level, how empty your stomach and intestines are, and certain hormone levels in your body. Fullness is a feeling of being satisfied.
Which of the following is not an example of evolution
Answer:
A caterpillar changing into a butterfly is NOT an example of evolution.
Seeds are reproductive or not ?
Answer: Yes
Explanation: Monocots produce one cotyledon, while dicots produce two. Because seeds are reproductive structures and thus important to a species' survival, plants have evolved many mechanisms to ensure their survival. One such mechanism is seed dormancy. Dormancy comes in two forms: seed coat dormancy and embryo dormancy
Answer:Plants that reproduce by seeds. Seed plants have special structures on them where male and female cells join together through a process called fertilisation. After fertilisation, a tiny plant called an embryo is formed inside a seed.
Plants also have organs that are made up of different tissues working together. Which is an example of a plant organ?
Select one or more:
a. leaf
b. shoot system
c. chlorophyll
d. root system
Answer:
b. shoot system
Explanation:
the shoot system connects all the different parts of the plant (leaves, stem, roots) and helps move the water and minerals throughout the plant. Hope this helps and is right, I'm pretty sure it is but I could be wrong :)
Which substance is produced through photosynthesis and used in cellular respiration?
ATP
oxygen
carbon dioxide
water
Answer: Oxygen!
Explanation:
I took the test and got the answer right
what is biographies
Biography is the study of life and living organisms.
What is Biography?The biographies are organized chronologically, are not centered around an evolutionary approach, and can be read in any order.The grouping starts with Carl Linnaeus (1707–78), who presented a still-valid terminology for classifying organisms. As well to massive productivity, Linnaeus maintained ingenious inventions. As a physician, he told that infectious diseases such as smallpox, measles, dysentery, syphilis, and plague might be caused by very small organisms. This was long before microscopes allowed us to see these pathogens. The idea must have said quite bold to his contemporaries, who used scents as protection against disease.To learn more about Biography, refer:
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Based on the chart, which organisms are most closely related?
A: rabbit and fish
B: Fish and cat
C: cat and rabbit
Answer:
C . Cat and Rabbit
Explanation:
Edge 2021
Answer:
C) Cat and rabbit
Proof:
What is not true about parasite-host relationships? A. Both can be animals B. One can be a plant and the other an animal C. Both can be plants D. One must be an animals and the other one a plant
Answer:
one can be a plant and the other an animal
true or false in biology oversvations should be objective as humanly possible
Answer:
true
Explanation:
because it is just correct
The table below gives pKa data for selected amino acids. Which of the amino acids listed will exist predominantly as a molecule with both positive and negative charges at pH of 8.0?
I. Arginine
II. Tyrosine
III. Glutamic acid
IV. Glycine
A. IV only
B. I and III only
C. II and IV only
All the given amino acids listed below will predominantly as a molecule with both positive and negative charges at pH of 8.0
At a pH of 8, all the molecules as unfastened amino acids could have at the least one advantageous and one poor price, because the carboxylic acid could have a -1 price and the amino terminus could have a +1 price. According to the given table, arginine and glutamic acid may even have charged facet chains. Free amino acids include at the very least companies which could come to be charged. The first is the carboxylic acid terminal, which exists as neutral -COOH whilst protonated and negatively-charged -COO− whilst deprotonated. The 2d is the amino terminal, which turns into the positively-charged -NH3+ whilst protonated and the neutral -NH2 whilst deprotonated. Note that "protonated" isn't constantly synonymous with "advantageous." A protonated role may be both advantageous or neutral, relying at the institution in question. Similarly, a deprotonated role may be both poor or neutral. Low pH --> Protonation (COOH) and High pH --> deprotonation (COO-)
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Why do mice in the wild NOT reproduce at the rate shown in this graph?
Answer:
tha answer is D. Limiting factors are present
what term describe Movement of gases across the respiratory membrane in the pulmonary capillaries or into the alveoli?
Answer:
At the respiratory membrane, where the alveolar and capillary walls meet, gases move across the membranes, with oxygen entering the bloodstream and carbon dioxide exiting. It is through this mechanism that blood is oxygenated and carbon dioxide, the waste product of cellular respiration, is removed from the body.
A set of physiological responses regulated by the peripheral nervous system and inductive of rest is called the
response.
Answer:
A set of physiological responses regulated by the peripheral nervous system and inductive of rest is called the relaxation response.
Explanation:
how one’s sense of maleness or femaleness develops
Answer:
It is through Gender socialization
Explanation:
Hope this helps!
Hemochromatosis is an inherited disease caused by recessive allele. If a woman and her husband, who are both carriers, have three children, what is the probability of all three children having a normal phenotype
Answer:
27⁄64
Explanation:
A recessive disease is expressed only when an individual carries two copies of the recessive allele (i.e., individuals must be recessive homo-zygous to suffer from the disease). In this case, both parents are carriers for hemochromatosis, i.e., both are heterozygotes carrying the defective allele, thereby the probability of having a child with a normal 'dominant' phenotype is 3/4, i.e., 3/4 individuals are expected to have an A_ genotype (1/2 AA + 1/4 Aa = 3/4), and 1/4 individuals are expected to have an aa genotype (where 'A' is the dominant allele and 'a' is the recessive allele associated with hemochromatosis). In consequence, the probability of having three children with the normal phenotype is 3/4 x 3/4 x 3/4 = 27/64.
Use analogies compare the chromosomes of a diploid cell to a collection of shoes in a closet how are they similar what would make the shoe collection comparable to the chromosomes of a haploid cell
Answer:
DNS
Explanation:
Which describes the amplitude of a wave when it carries more energy?
It is higher.
It is lower.
It is darker.
It is lighter
Answer:
It is higher
Explanation:
The quantity of energy that a wave is able to transfer is directly related its amplitude exhibiting that the higher the carried energy, the higher its amplitude and on the flip side, the lower the energy the lower the amplitude, therefore, the answer is it is higher.
Answer:
= Higher
Explanation:
The amplitude of a wave when it carries more energy is higher.
Four Reason why water is added to alcohol before using it for disinfection
Which part of the brain is composed
of the frontal lobe, the parietal lobe,
the occipital lobe, and the temporal
lobe?
A. the brain stem
B. the cerebellum
C. the cerebrum
Answer: The cerebrum
Explanation:
The cerebrum consists of two cerebral hemispheres the outer layer called the cortex (gray matter) and the inner layer (white matter). There are four lobes in the cortex, the frontal lobe, parietal lobe, temporal lobe, occipital lobe.
Describe each layer of the earth. (In depth if you can)
Layers of the Earth.
From center to top layer:
The Earth is composed by four main distinct layers. They are, from deepest to shallowest: inner core, outer core, mantle and crust.
The inner core: Is made of a solid metal ball with a radius of 758 miles, it is located to 4,000 to 3,220 miles beneath Earth's surface, being extremely dense (made most of iron and nickel). It's almost as hot as the surface of the sun (9,800° Fahrenheit), and with extremely pressure. Some scientists suggests that exist an inner, inner core (consisting of iron, almost entirely);
The outer core: Also made of iron and nickel, but in liquid form. It's 3,220 to 1,790 miles below the surface. The heat of this layers comes most by the decay of uranium and thorium, that cause turbulent currents in this layer generating electrical currents forming the Earth's magnetic field;
The mantle: It's the thickest layer, starting a 18.6 miles beneath the surface. It is made mostly of iron, silicon and magnesium, being dense with solid and semi-solid consistency. In it's edges the temperature reaches the melting point of rocks, and the outermost zone is relatively cold and rigid;
The crust: It's is a extremely thin layer, cold and brittle compared to the other layers below. It's made of a lot of lighter elements as aluminium, oxygen and silica. The crust is made of a big puzzle of broken parts know as tectonic plates that can move with the time and climate events.
a group of students tested to see if the acidity of water affected pea plant growth
Answer:
I would say C because in number one, the tests were never repeated
Explanation:
do you mean
this question??
Experiment 1: A group of students tested to see if the acidity of water affected pea plant growth. The students followed a logical method and performed their experiment once, using control and experimental groups. Their results supported their hypothesis.
Experiment 2: A group of students tested to see if bacteria growth in water was affected by acidity. The students used control and experimental groups. They repeated their experiment several times and found the results were the same.
Which experiment most likely has greater reliability?
A. Number 1 because it follows a logical method
B. Number 2 because the experiment was repeated
C. Number 2 because the experiment was repeated and the results were always the same
D. Number 1 because it has control groups
What do we call a genetic cross that follows two separate characters, such as pea seed color and pea seed shape?
Answer:
Dihybrid cross
Explanation:
Whereas a monohybrid cross is a cross between two organisms that differ in a single trait, a dihybrid cross follows two traits.
It describes a mating experiment in which the phenotypes of two genes are followed through to the offspring in order to study the inheritance at those genes
Which of the following is NOT true about valence electrons?
A. Hydrogen has only 1 valence electron
B. Valence electrons are found in the outer energy level of an atom
C. Valence electrons are the furthest electrons from the nucleus
D. Lithium has 2 valence electrons
Lithium has two valence electrons is FALSE
Lithium have one valence electron in the second principal energy level.It has three atomic number. What is valence electron?It is an electron in the outer shell associated with an atom.It help in the formation of the chemical bonds if the outer shell is not closed.In neutral atoms, the number of valence electrons is equal to the atom’s main group number.To know more about valence electron here
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Which one of the following would consist of large, round-shaped clasts?
a. mudstone
b. conglomerate
c. breccia
d. sandstone
Answer:
a sandstone
Explanation: