Warm-up: 5 mins of jogging Cool-down: 5 mins of jogging :Type of Activity: Cardiovascular Description of Activity and Time: 10 reps of 1 min wind sprints: Intensity Level: Vigorous :Total Time: 10 mins
What is cardiovascular activity?Cardiovascular activity is any physical activity that increases the heart rate and causes the heart to pump more oxygen and nutrients to the body. It promotes the circulation of those essential elements throughout the entire body. Examples of cardiovascular activities include running, swimming, cycling, and dancing.
What essentials elements for a human body?The human body requires six core essential elements in order to maintain optimal functioning: nitrogen, hydrogen, oxygen, phosphorus, sulfur, and carbon.
1. Nitrogen – nitrogen is an essential element of proteins and other molecules, including enzymes, hormones, and DNA. Without nitrogen, the body would not be able to make the proteins it needs to survive.
2. Hydrogen – this element is needed to synthesize fatty acids, which are necessary for proper cell functioning. Hydrogen is also a component of water and helps stabilize other molecules in the body.
3. Oxygen – oxygen is required for energy production in the body and helps maintain the balance of water and other elements in the body.
4. Phosphorus – phosphorus is essential for energy production and is a component of DNA and cell membranes.
5. Sulfur – sulfur is a necessary component of several amino acids, which are used to build proteins in the body.
6. Carbon – carbon is the basic building block for all organic compounds in the body, including organic molecules such as carbohydrates, lipids, and proteins. Carbon is also critical for the metabolism of energy-producing molecules.
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is it important to have circulatory system for single cell or multicellular organism?
5. Albinism is a failure to produce the enzyme needed to make melanin. It is recessive to normal pigmentation. An albino woman whose father is albino and mother normal, marries a normal man, one of whose parents is normal and the other albino. He has an albino sister. The couple have a normal daughter. Identify all genotypes and phenotypes. What is the probability of a heterozygous dominant parent and a recessive parent having an affected boy if a particular trait is autosomal recessive?
The genotypes that are involved are AA and aa
The probability of a hete--rozygous dominant parent and a recessive parent having an affected boy if a particular trait is autosomal recessive is 50%
What is albinism?We can infer that the daughter must have the genotype Aa given that the dominant allele (A) is required for normal pigmentation and the couple has a daughter who is normal.
Let's think about the following in relation to the second query concerning the likelihood of an affected boy having het---erozygous dominant parent (Aa) and a recessive parent (aa) if the trait is autosomal recessive:
The affected boy would need both copies of the recessive gene (aa) if the characteristic is autosomal recessive in order to display it.
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What's 1+1 I can't seem to figure out
Answer:
1+1=2
or 11
idk
Explanation:
Answer:
2 lol
Explanation:
you have one apple and you add another now you have 2
Bacteria can recombine or share genetic material by exchanging it via contact between individuals. This is called
transference
conjugation
transduction
transformation
Answer: c
Explanation:
____________ is the most common pathological result of DNA damage.
Answer:
Cancer is the most common pathological result of DNA damage
Explanation:
DNA damage refers to a change in the basic structure of DNA due to natural or environmental factors. DNA damage results in changes in the structure of genes as well as altering the replication machinery of DNA. DNA damage may occur as a break in a DNA strand, deletion of a base of DNA, or an altered DNA base as in 8-hydroxydeoxyguanosine (8-OHdG), a common marker for oxidative DNA damage.
When these damages to DNA occur, DNA repair proteins are activated to repair the damaged DNA or in some severe cases, self-destruct. However, when these DNA damages are such that these cells lose the ability to follow the instructions of the replication machinery, the cells proliferate without control resulting in the development of various forms of cancers.
Which statement is an example of mutualism?
O A koala eats eucalyptus leaves, and it is unharmed by the poison in the leaves.
O A deer tick feeds on the blood of a deer, and the deer loses blood and nutrients.
A plover bird feeds on food stuck in a crocodile's teeth, and the crocodile gets its teeth cleaned in the process.
O A hookworm feeds on the small intestine of a dog, causing the dog to lose weight and become weak.
Answer:
C
Explanation:
The bird and crocodile have the best example of mutualism because both animals benefit from the situation; the bird gets food from the crocodile's teeth and the crocodile gets a free mouth cleaning.
White light contains only the green and orange colors of light. True False
Answer:
False. White Light contains red, orange yellow, green and blue
PLEASE HELP
What is the most likely evidence of an energy transformation taking place when a skater glides over ice? (5 points)
a Skating blades become cold as kinetic energy is transformed into thermal energy
b Skating blades become cold as kinetic energy is transformed into gravitational energy
c Small tracks of water are left on the ice as kinetic energy is transformed into thermal
energy
d Small tracks of water are left on the ice as kinetic energy is transformed into gravitational energy
Answer:
C. Small tracks of water are left on the ice as kinetic energy is transformed into thermal
Which statements accurately describe atoms? Check all that apply.
1.Atoms cannot be divided.
4.Atoms were named in the fifth century BCE.
5.Atoms are the smallest unit of matter.
Answer:
5
Explanation:
5.Atoms are the smallest unit of matter.
Answer:
atoms are the smallest unit of matter
Explanation:
atoms CAN be divided into 2 halfs and ther were names AFTER bce
What is A Brain? Write its parts name. and explain .
Answer and Explanation:
The brain is composed of three main structures, the cerebrum, cerebellum, and brain stem. The brain sends chemical and electrical signals throughout the body to regulate different biological functions and sense environmental changes. The brain communicates with the majority of the body through the spinal cord.
Use the diagram above to distinguish between and to explain the terms cells, tissues, organs and systems.
Cells make tissues and tissue makes organs. In the digestive system, different types of tissues are found. These are smooth muscle tissue, connective tissue, etc.
What is the digestion system?The digestive system is responsible for the ingestion and digestion of food, absorption of nutrients, and elimination of undigested food.
A multicellular organism's cells are arranged into tissues, which then give rise to organs and the organ system as a whole. The team members cooperate at every level of the company. For instance, a group of cells cooperates to carry out a certain function in the tissue.
Thus, the intestinal epithelium contains a variety of cell types, such as enterocytes, Paneth cells, goblet cells, and neuroendocrine cells.
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The diagram is added below:
What are Bald eagle homologous structures
The wing of a bald eagle is homologous to the wing of a penguin. Homologous structures are structures that are of similar evolutionary origin.
How do we explain?Homologous structures are described as anatomical features found in different species that have a common evolutionary origin. These structures may have different functions in different organisms, but they share a similar underlying structure and can be traced back to a common ancestor.
The wing of a bald eagle and the wing of a penguin are considered homologous structures because they both evolved from a common ancestral structure, even though they serve different purposes which is flight in the case of the bald eagle and swimming in the case of the penguin.
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Select the most accurate statement describing the basic function of the light reactions of photosynthesis.
A) The basic function of the light reactions of photosynthesis is the conversion of solar energy to chemical energy.
B) The basic function of the light reactions of photosynthesis is the trapping of light energy.
C) The basic function of the light reactions of photosynthesis is the production of glucose.
Answer:
It is converted to chemical energy, so A
Which of these is a chemical
change?
A. paper burning
B. salt disolving
C. water boiling
"Paper Burning"
Paper burning is a chemical change because when you burn paper, a new chemical substance, ash, is being formed. These changes are irreversable.
Ash cannot return back to paper state.
Salt dissolving is a physical change. This is because no chemical reaction occurs.
Water boiling is also a physical change. Just like mentioned above, no chemical reaction or chemical substance is being formed. Water turns into a gaseous state, which is reversable (according to the water cycle, a whole different chapter.)
Yellow marrow makes red blood cells true or false
Answer:
False
Explanation:
Yellow marrow stores fats
A cell can no longer properly attach nucleotidesto sugar groups. All of thefollowing energy carriers are affected except:________
A. ATP
B. GTP
C. Co-enzyme A
D. NADH
E. None of the above (all are effected)
Answer:
E. None of the above (all are effected)
Explanation:
A nucleotide may be defined as the basic building block of the nucleic acid. DNA and RNA are the polymers that are made up of long chains of these nucleotides. It consists of a sugar molecule attached to the phosphate group and also consists of a nitrogen base.
In the context, all the given options are affected as all the choices are nucleotides as they all contains a sugar group.
Which of the following is a difference between radiation and conduction
Answer:
radiation is the transfer of heat by E.M radiation through indirect contact ex. the sun is transferring heat while
conduction is the transfer of heat through direct contact ex. eggs cooking on a frying pan
Explanation:
hope this helps!
Which of the following is a characteristic of inner planets?
Hydrogen and helium atmosphere
Many moons
No land-atmosphere interface
Rocky surface
Answer:
Rocky Surface D).
Explanation:
The inner planets consist of Mercury, Venus, Earth, and Mars. The inner planets all have a common surface composition, which is mainly solid rock. Although some of the inner planets have moons, only one has more than one, while the other two planets lack moons altogether.
None of the inner planets have rings.
The inner planets also tend to have thinner atmospheres. The general pattern for the inner planets is a thin atmosphere, few or no moons, and a surface composed of rock.
what is the cause of iron deficiency anemia
Answer:
here u go mate
Explanation:
Iron deficiency anemia is typically caused by a lack of iron in the body, which can be due to a variety of factors such as poor diet, blood loss, or difficulty absorbing iron.
can pseudomonas fluorescens and serratia reduce nitrate to nitrite in nitrate reduction test?
Yes, both Pseudomonas fluorescens and Serratia can reduce nitrate to nitrite in a nitrate reduction test. Nitrate reduction tests are used to identify the presence and activity of certain types of bacteria in a sample. Nitrate reduction is a metabolic process in which bacteria use nitrate as an electron acceptor in the absence of oxygen, reducing it to nitrite. Pseudomonas fluorescens and Serratia are both Gram-negative, facultative anaerobic bacteria that are capable of reducing nitrate to nitrite under the appropriate conditions. They can therefore be used as indicators of nitrate-reducing activity in a nitrate-reduction test.
Magma that does not reach the surface is called: Extrusive rock Imbricated Rock Metamorphic rock intrusive rock
Answer:
extrusive rock
Explanation:
Answer:
extrusive rock
Explanation:
PLEASE HELP!!! what is the effect of light on growth of sunflowers? SEE ATTACHED!
How do humans rely on Earth's atmosphere?
Use the drop downs to determine which symbols would complete the inequality for the domain. −4 ___(a)___ x ___(b)___ 4 (a) (b) On a coordinate plane, a graph of an image with a curve and straight line has 2 points. A closed circle appears at (negative 4, negative 2) and an open circle appears at (4, 5).
The symbol that will be required to complete the inequality for the domain given, depends on the set of x-values.
What is domain of an inequality?
The value of x, for which the function f(x) is defined is called the domain of equality.
The following symbols are used to reperesnt the inequality of a domain.
less than symbol ( < ).Greater than symbol ( > ).Greater than or equal to symbol ( ≥ ).Less than or equal to symbol ( ≤).Following can be the complete inequality.
- 4 ≤ x ≤ 4 : It represnts -4 and 4 in the set of x values.-4 < x < 4 : It does not represent - 4 and 4 in the set of x values.-4 ≤ x < 4 : It represnt -4 and does not represent 4 in the set of x values.-4 < x ≤ 4 : It does not represnt -4 and represnts 4 in the set of x values.Therefore, the symbol required to complete the inequality fo the given set of domains is dependent of the set of x-values.
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Which of the following is an example of a plant responding to the external stimulus of gravity?
A.) A seedling growing toward a sunny window
B.) A plant root growing down into the soil
C.) Flowers producing nectar to attract bees
D.) a potted plant wilting when it dries out
Answer:
b
Explanation:
bcs the root grows towards the gravity
Answer:
D
Explanation:
In order to dilute a solution,you need to____________________
A. Add more of the solid
B. Add more power
C. Find the mass
D. Find the volume
In order to dilute a solution, you need to add more of the solvent. The correct option is A.
What is dilution?Dilution means decreasing the concentration of the solution, this can be done by adding more solvent without adding more solute. The solute is the solid material and the solvent the liquid.
Thus, the correct option is A. Add more of the solid.
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What were the results of the experiment done by Dr. Tierno?
Answer:
There were many different microorganisms on the pillows. Dr. Tierno stated that these germs were probably causing the kids to have allergy symptoms.
I hope that answers your question
Food safety is a risk based process true or false
food safety is a risk based process is true
You are sitting in a go-cart that is not moving. John then pushed the cart and it moved. What caused the go-cart to be still? Why did John’s push cause the cart to move?
Potential Energy
When it’s not moving it’s potential energy but when it’s moving it’s kinetic energy
1. Over time, the climate of an island became drier, which resulted in changes to the populations of various island finch species. Finch populations with a certain beak shape thrived, while those not having that beak shape decreased, Which of the following describes a necessary condition for thesechanges in the finch populations to occur?
Answer:
A necessary condition for the changes in the finch populations to occur in response to the drier climate would be:
- Variation in beak shape within the initial population: There must have been existing genetic variation in the population of finches regarding beak shape. Some finches would have had the beak shape that provided an advantage in obtaining food resources in the drier climate, while others would have had different beak shapes.
Without this initial variation in beak shape, there would be no opportunity for natural selection to act and favor individuals with the advantageous beak shape. Therefore, the presence of genetic variation within the population is necessary for the changes in the finch populations to occur.
Based on the theory of natural selection, the necessary condition for the changes in the finch populations to occur is limited food resources. Option B
What does natural selection say?Natural selection is the process by which populations of living organisms adapt and change over time.
Natural selection occurs when there is variation within a population of a species, and some individuals are better able to survive and reproduce than others.
These individuals are more likely to pass on their genes to the next generation, and the population will gradually change over time.
The above answer is based on the full question below;
Over time, the climate of an island became drier, which resulted in changes to the populations of various island finch species. Finch populations with a certain beak shape thrived, while those not having that beak shape decreased, Which of the following describes a necessary condition for these changes in the finch populations to occur?
A. fewer mutations B. limited food resources C. limited beak variations D. overproduction of offspring
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