Choose all the answers that apply.

Oxygen is _____.

1 released into the air by the lungs
2 pumped to cells by ventricles
3 picked up in the alveoli
4 transported by blood

Answers

Answer 1

Answer:

its 2 3 4

Explanation:

Answer 2
i would say 2,3,4 i’m sorry if i’m wrong

Related Questions


Which is the region of actively dividing
cells at the tip of the stem?

Answers

Answer:apical meristem

Explanation:

HELP AND ILL PUT U IN BRAINLIEST

Answers

Answer:

By crossing plants with purple flowers, dominant, with plants with white flowers the offspring will be 100% purple because all the offspring will receive at least one dominant allele.

Explanation:

The crossing of two plants of pure line, one dominant and one recessive, for a trait —the color of the flowers— will produce a hybrid offspring which will express the dominant trait in its phenotype.

Parental generation:

Plant with purple flowers PP Plant with white flowers pp

Cross: PP X pp

Punnett Square :

Alleles       P       P

p              Pp     Pp

p             Pp     Pp

Offspring: 100% Plants whose phenotype is purple flowers and Pp genotype.

According to this, the descendants will be 100% plants with purple flowers, hybrids, since all the offspring received at least one dominant allele.

What important gas do we take in when we breathe

Answers

Answer:

oxygen

Explanation:

we breath in oxygen and release carbon dioxide

hope this helps :)

Which two elements are always found in amino acids?

Answers

Answer:

carbon and oxygen

Explanation:

hope this helps :)

When experiencing oxygen debt, why do human cells not carry out the process of alcoholic fermentation?

Answers

I believe the answer is because oxygen is a fuel/input/reactant to alcoholic fermentation.

What is an example of malignant tumor?

Answers

Answer:

Carcinoma.

Explanation:

These tumors form from epithelial cells, which are present in the skin and the tissue that covers or lines the body's organs. Carcinomas can occur in the stomach, prostate, pancreas, lung, liver, colon, or breast.

DNA and RNA are both types of —
A. enzymes
B. polysaccharides
C. proteins
D. nucleic acids

Answers

both DNA & RNA are the main types of nuclei acids so D
Answer:
D. DNA and RNA are both types of nucleic acids

please help i will give brainist when i can :)

Answers

Answer:

the answer is III.

Explanation:

.OwO.

Hope this helps

write the UNBALANCED chemical equation for photosynthesis. don't forget to include energy

Answers

Answer:

ubalanced chemical equation for photosynthesis

Which of the following substances is responsible for transporting materials into and out of the cell by active transport? A. Carbohydrates B. Proteins C. Cholesterol D. Lipids

Answers

Proteins. Qqqqqqqqqqqqq

what is the highlighted number ?

Answers

Answer:

I think it is the atomic mass, or the atomic weight.

Explanation:

The number above the symbol is the atomic mass (or atomic weight). This is the total number of protons and neutrons in an atom.  The number below the symbol is the atomic number and this reflects the number of protons in the nucleus of each element's atom.

(I'm so sorry if I'm wrong)

Hope this Helps!

Question 3 of 5
Which type of weathering is most evident in the image below?
O A. Cracks from temperature changes
O B. Breaking apart by plants
O C. Abrasion
OD. Ice wedging

Answers

Answer:

you gotta post a image

Explanation:

Answer:

It's B

Explanation:

Your welcome, and have a lovely day! <3

what makes up cell membranes and is used to create hormones.
A. cholesterol
B. hydrocarbon
C. starch
D. glucose

Answers

Answer:

What makes up cell membranes and is used to create hormones?

cholesterol**

All biomolecules have the following traits except

nitrogen elements**

What enzyme breaks down starch in your saliva?

amylase**

Which soil-based compounds do plants use to create amino acids from glucose?

nitrogen**

What is a lipid that makes up cell membranes and is used to create hormones?

cholesterol**

Cholesterol makes up cell membranes and is used to create hormones.

Cholesterol is a necessary lipid for the body as it contributes to the formation of cell membranes and hormones. However, high amounts of cholesterol in the blood have harmful consequences for health.

Cholesterol has different functions in the body such as:

- Formation of structures: It is one of the main components of the plasma membranes of animal cells.

- Contributes to the formation of hormones: sex hormones (progesterone, estrogens, and testosterone), corticosteroid hormones (cortisol and aldosterone).

- Contributes to the metabolization of calcium to obtain vitamin D.

Additionally, the options hydrocarbon (natural chemical compound obtained from the earth to be used as fuel), starch (natural macromolecule that contributes to the human digestion process) and glucose (the most abundant chemical compound in nature that serves as a source of energy for organisms) are not correct options, because these substances do not have the function of forming cell membranes and creating hormones.

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state the doctorine of original evolution.

Answers

Answer:

because it is life

Explanation:

Open Response 2 part A: Plant cells and fungal cells have many of the
same types of organelles. Structures X and Y are found in both plant cells
and fungal cells. Structure Z is found in plant cells, but not in fungal cells. A
- What is party?
X
Z

Answers

The answer will be z because u can dance and take the L on black kids

A student observes the model and claims that the total mass of the reaction is conserved. Is the student's claim correct? Why or why not? A No, because the arrangement of atoms is different in the reactants and products. B Yes, because the reactants and products are made of atoms of the same elements. C Yes, because the number of atoms of each element is the same on both sides of the equation. D No, because the total number of atoms in products is greater than the total number of atoms in reactants.

Answers

C.  Yes, because the number of atoms of each element is the same on both sides of the equation.

Due to the law of conservation of mass, any system closed to all transfers of matter and energy, the mass of the system must remain constant over time, as the system's mass cannot change, so quantity can neither be added nor be removed.

hope this helped!

The temperature of the interior of the human body is about 37oC (98.6oF), regardless of the air temperature. Explain the importance of constant body temperature given the role of enzymes as catalysts in the body.

Answers

It’s very important because let’s say you’re outside on a hot summer day and you’re sweating a lot, sweat would be to help you cool down but you would be losing water in the process. If you stop sweating but you’re still hot you would sweat out and this would cause a heatstroke

Hope this helps

It is critical that we sustain an optimal temperature for our body's enzymes. When it gets too hot, our enzymes denature and become inactive/lost their function. If the temperature is too low, the enzymes will become ineffective.

What is homeostasis?

Homeostasis is the state of constant internal, physical, and chemical assumption is supported by living systems in biology.

This is the state of the organism's optimal functioning, and it includes many variables, such as core temperature as well as fluid balance, getting kept within certain pre-set limits.

Enzymes can only function when the body's temperature remains constant. As a result, homeostasis becomes an important part of the body's metabolism.

Homeostasis maintains optimal conditions for enzyme action and all cell functions throughout the body.

It is the preservation of a constant internal environment in the face of changing internal and external conditions. These include blood glucose concentration control in the human body.

Thus, having an optimum temperature is essential in functioning of enzymes.

For more details regarding homeostasis, visit:

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Which example has the most kinetic energy a football resting on a kicking tee a hurt football player sitting on the bench a football flying through a goal post a penalty flag on the ground

Answers

Answer:

The football flying through the goal

Explanation:

Kinetic energy is basiaclly moving energy. Since only the football going through the goal is moving, that's the one with the most kinetic energy.  

*Psychology* Which IQ range indicates moderate mental ***********?
A.
70–79
B.
52–69
C.
36–51
D.
20–35
E.
19 or below

Answers

Answer IS CORRECT C 36-51

Explanation:

PLATO GANG

The IQ range that indicates moderate mental *********** is A. 70-79.

What is an IQ?

IQ stands for Intelligence Quotient and is a measure of cognitive abilities and intellectual potential. It is determined through standardized tests that assess various cognitive skills, including problem-solving, memory, and analytical thinking.

The average IQ score is set at 100, with scores ranging from 70 to 130 considered to be within the normal range. Scores below 70 indicate varying degrees of intellectual disability, while scores above 130 suggest above-average intelligence.

While IQ scores can provide insight into a person's cognitive abilities, they do not account for other factors, such as emotional intelligence or creativity, that may contribute to overall success in life. It is essential to recognize that IQ tests have limitations and should not be used to label individuals or limit their potential.

This range is considered to be a mild to moderate intellectual disability, indicating limitations in adaptive functioning and potential need for support in daily life activities.

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Help! Need help on this due today!

Answers

Answer:

b

Explanation:

What is Chargaff's Rule?

Answers

Answer:

Chargaff's rules state that DNA from any species of any organism should have a 1:1 stoichiometric ratio of pyrimidine and purine bases and, more specifically, that the amount of guanine should be equal to cytosine and the amount of adenine should be equal to thymine. This pattern is found in both strands of the DNA.

Help
How many molecules of oxygen is need to undergo cellular respiration?

Answers

Answer:

At least 6. You have to look at the chemical formula for cellular respiration and make sure it is balanced!

C6H12O6+6 O2→6 CO2+6 H2O

Explanation:

Answer:

6

Explanation:

In all three stages of cellular respiration combined, as many as 36 molecules of ATP are produced from just one molecule of glucose.

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