3. What is the main stream of the Mississippi River
system?

Answers

Answer 1

Answer:

The Mississippi river water source is fed by Lake Itasca in Northern Minnesota.


Related Questions

Mrs. Blue and Mrs. Green had babies at the same hospital and at the same time. Mrs. Blue took home a girl and named her Nancy. Mrs. Green took home a boy and named him John. However, Mrs. Green was sure she had a girl and brought suit against the hospital. Blood tests showed that Mr. Green was type O, Mrs. Green was type AB, and Mr. and Mrs. Blue were both type B. Nancy was type A, and John was type O.

Required:
Was there a mix-up at the hospital?

Answers

Answer:

no there was not

Explain what is happening below​

Answers

Explanation:

enzyme + substrate complex =

A substrate is a molecule that an enzyme reacts.

enzymes catalyze chem. reactions with substrates. Substrates transform into 1 or more products. released from " active site," substrate is then able 2 receive another substrate molecule.

Answer:

An enzyme is catalyzing a reaction.

Explanation:

Two substrates bind to the active site of the enzyme. The enzyme catalyzes the reaction (lowers the activation energy needed to complete the reaction), and the result is the final product: two substrates bound together, and an enzyme that can go on to catalyze more reactions.

How do polar water molecules pass through the plasma membrane? (3 points)
Water molecules pass through channel proteins to cross the membrane.
Water molecules can pass through the membrane freely and rapidly.
Water molecules dissolve into the lipid bilayer and cross the membrane.
Water molecules attach to cholesterol and cross the membrane.

Answers

Water passes through the membrane in a diffusion process called osmosis. During active transport, energy is expended to assist material movement across the membrane in a direction against their concentration gradient. Active transport may take place with the help of protein pumps or through the use of vesicles.

Which process is responsible for the repair of multicellular organisms?

Answers

Answer:

Hey mate....

Explanation:

This is ur answer....

Mitosis

Mitosis is the process responsible for regeneration and repair. Mitosis helps in cell growth and development. Cells can grow old and wear off or they can get bruised and injured but eventually, they repair and regenerate.

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Which of the following biological molecules
are composed of the elements C, H, O, N and
S?
carbohydrates
nucleic acids
proteins
lipids

Answers

Answer:

protein

Explanation:

because carbohydrate ..nucleic acids protein

Biological molecules are large molecules made of various elements and compounds linked together. Proteins are composed of C, H, O, N, and S. Thus, option C is correct.

What are proteins?

Proteins are considered macromolecules that are large in size and are polymers composed of various units of amino acids linked together by peptide bonds. They are involved in various activities and structural functions in the body.

The chains of various amino acids linked together make the protein molecule. The amino acids involved in the structure are composed of various elements that include, hydrogen, carbon, oxygen, nitrogen, and sulfur in various combinations. The amino acids contain amine, carboxylic acid, and other variable groups.

Therefore, option C. proteins are made of monomers of amino acids.

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Classify plants according to causal organisms


Answers

Answer:

Plant disease are classified as two types like infectious (biotic) diseases which are caused by eukaryotes, prokaryotes, parasitic higher plants, viruses/viroids, nematodes, and protozoa, and noninfectious. Than their is abiotic diseases, which are caused by different extreme environmental conditions.

Help i think its either C or B but i don't know please correct me if i'm wrong.
Why is the region bordering the Pacific plate called the "Ring of Fire"?


A) The islands within the Pacific Ocean form a circle from volcanic activity.


B) The Pacific Ocean is a region where climate change has resulted in the highest temperatures.


C)The boundary along the Pacific plate contains most of the active volcanoes on Earth.


D) The Pacific plate forms a ring where wildfires are likely to occur.

Answers

Answer:

B

Explanation:

The answer is B

Blood types are known as multiple alleles. Cross a person who has O blood with someone who has AB blood. What are the possible blood types from this cross? (2 answers)

1. A blood type
2. B blood type
3. AB blood type
4. O blood type

Answers

Answer:

is A blood type

Explaination:

A block of aluminum has a mass of 40.5 grams. If the density of aluminum is 2.7 g/mL, what is the
volume of this block?

Answers

Answer: 15 mL

Explanation:

Volume = Mass ÷ Density

             = 40.5 g ÷ 2.7 g/mL

             = 15 mL

∴ the volume of the block of aluminum is 15 mL.

What types of organisms can carry out photosynthesis?

Answers

Plants, algae, and a group of bacteria called cyanobacteria are the only organisms capable of performing photosynthesis.

as the change in membrane potential in propagated down a t-tubule, which event does it stimulate to occur?

Answers

Answer:

Hru friend have a good day

Explanation:

ilu friend


An earthquake’s magnitude is a measure of the _____.

damage the earthquake causes

number of surface waves it produces

amount of shaking it produces

size of seismic waves it produces

Answers

Answer:

Size of the seismic waves generated by an earthquake

Explanation:

How is atmospheric carbon in the form of CO2 converted into a molecule that
is usable to all organisms?

A. By combustion of fossil fuels

B. By the decomposition of dead and decaying matter

C. By production of ATP through cell respiration

D. By the making of glucose through photosynthesis
WILL MARK BRAINLIEST

Answers

Answer:

D. By the making of glucose through photosynthesis

Explanation:

Photosynthesis is a chemical reaction that results in glucose. One of the reactants is CO2. So, the plants take in CO2, water, and sunlight. This produces oxygen and glucose. This is part of the carbon cycle and is the way that CO2 becomes usable for consumers.

in which phase of the cell cycle does dna replication occur?

Answers

Answer:

the S phase or the synthesis phase

the green color of leaves is evidence that green light is:

Answers

Answer: not useful to plants. To explain, plants have red and green wavelengths, but the plants use the red wavelengths for other functions, while the green remains unused in the leaves.

one of the most common chromosomal disorders is ________ in which a baby has ________________.

Answers

Answer:

One of the most common chromosomal disorders is Down syndrome. Down syndrome happens when abnormal cell division results in extra genetic material from chromosome 21, too few chromosomes, or part of a chromosome may be missing. The difficulties of Down syndrome include hearing and vision weakness, weak auditory memory, fine motor skill impairment, short attention span with distractibility. Having Down syndrome can increase the risk of developing Alzheimer's disease. Having down syndrome can be associated with other health conditions such as ear infections, dental problems, endocrine problems, and seizures.

If a dominant trait is beneficial to an animal, what happens to the trait's
proportion in the population? *

It becomes more common
It becomes less common
It doesn't change much

(choose the correct answer)

Answers

Answer: It becomes more common

Explanation:

HELLLLLPPPPPPPP MMMMMMMMEEEEEEEE PLEASE

Answers

Answer:It isthe one that is blue

Explanation:

2. Discuss four types of evidence that support the theory of evolution.
HELP PLZ!!!

Answers

Evidences that support the theory of evolution;

1. COMPARATIVE ANATOMY;

This is done to compare the anatomy structures of organisms to check the adaptive changes they have undergone through time. The similarities and differences of different body structures of different organisms are checked.

Through, homologous structures where structures are similar in organisms that share the same ancestor. Example, wings of bat and wings of bird.

Through, analogous structures where structures are similar in function in different organisms. Example, fore limbs of man and monkey which are used for grabbing.

2. COMPARATIVE EMBRYOLOGY;

This is done to check embryo development in different organisms throughout time and check the similarities and differences in their development. Example, embryo of man and fish both have gills at embryo stage and in fish they develop but in man they disappear before birth.

3. FOSSILS RECORDS;

The study of fossils shows the evidence of evolution as scientists study the fossils and the development of organisms present, it displays the changes that have occured throughout the years and how other organisms share ancestors and have evolved.

4. MOLECULAR BIOLOGY;

The study of the genes of organisms to check the relationship between organisms and the changes they have undergone through time. Molecular similarities show shared ancestry of organisms. Example, human and chimpanzee share a common ancestor because they both have a gene that encodes insulin hormone.

make a reflection paper about "limiting factors affect carrying capacity"​

Answers

Answer:

Explanation:

Board of Education Curriculum Information:

1. Current Reality and Research*

In this course, students will engage in scientific inquiry, explore biochemistry, the cell, bio-energy,

mechanisms of genetics, and biotechnology. Students will also study change in organisms over time,

classification, and ecosystems. This course is designed to prepare students for A.P. Biology. Lab

experiences are an integral part of the course too. Common Core Literacy Standards for Science

and ISTE Technology Standards were reviewed and included.

2. Curriculum and Assessment Development and Revision

A. Curriculum Map/Pacing Guide – included in curriculum

B. Curriculum Development Review Feedback:

Content Leader review - [April 2015]

Director of Student Learning review – [April 2015]

Teacher/Administrator review-- [March 2015]

Curriculum Advisory Council review – [04/28/2015]

Academic Strategic Planning Committee review – [05/04/2015]

BOE First Reading – [05/21/2015]

BOE Second Reading/Approval – [06/204/2015]

Summary of curriculum and revisions: Last Curriculum Revision – [February of 2010]

Teachers used Course Level Expectation standards, previous curriculum, current curriculum

template, and content knowledge to develop this curriculum. The new curriculum supports

Biology standards as well as preparing students for A.P. Biology. The course continues to focus

on science transfer goals that transfer vertically among all science classes. It also supports the

Common Core Literacy Standards for Science and ISTE Technology Standards for Science.

This new curriculum is designed to increase rigor and relevance while preparing students to 21st

century learners. These students will be well prepared for semester exams and the Biology

E.O.C. exam.

3. Professional Development and Implementation

Professional Development Plan*

Teacher training dates ___TBD 2015-16___

Administrator training dates ___TBD 2015-16___

Approximate Expense ___$1400 ___

4. Evaluate Resources and Materials

Text Selection (if applicable)* 2016-2017

Approximate Expense_____$100,000____________

5. Monitor Implementation

Projected Date – 2017-2018 school year

6. Program Evaluation*

Projected Date – 2018-2019 school year

*see attached document(s)

Pre­AP Biology

Curriculum

Board Approved:

FHSD Academics SM Pre­AP Biology Date Approved ¨

Page 1

Francis Howell School District

Mission Statement

Francis Howell School District is a learning community where all students reach their full potential.

Vision Statement

Francis Howell School District is an educational leader that builds excellence through a collaborative culture that values students, parents,

employees, and the community as partners in learning.

Values

Francis Howell School District is committed to:

● Providing a consistent and comprehensive education that fosters high levels of academic achievement for all

● Operating safe and well­maintained schools

● Promoting parent, community, student, and business involvement in support of the school district

● Ensuring fiscal responsibility

● Developing character and leadership

Francis Howell School District Graduate Goals

Upon completion of their academic study in the Francis Howell School District, students will be able to:

1. Gather, analyze and apply information and ideas.

2. Communicate effectively within and beyond the classroom.

3. Recognize and solve problems.

4. Make decisions and act as responsible members of society.

Science Graduate Goals

The students in the Francis Howell School District will graduate with the knowledge, skills, and attitudes essential to leading a productive,

meaningful life. Graduates will:

∙ Understand and apply principles of scientific investigation.

During one year, the birthrate in a country is 28 births per 1000 people, and the death rate is six deaths per 1000 people. What is the population growth rate?

Answers

Answer: 22

Explanation: 28/1000-6/1000=22/1000

Birth rate is the births per 1000 people which is subtracted by the death rate which is the deaths per 1000 people, this phenomenon is known as Population growth rate. So, 22/1000 is the population growth rate for this.

What is Birth Rate?

Birth rate is the total number of people born per year per 1000 in the population. Birth rate is also known as Natality.

For example, if 65 births occur per year per 1000 individuals, the birth rate is 65. If it is expressed in the percentage, it is 6.5 per 100 or 65%.

Population is divided into many parts like Juveniles (Period before puberty), adults and Post reproductive adults. Birth rate is higher than the death rate as the population is younger, the faster that population grows.

When the birth rate is expressed as per the age group, this is called the standardized birth rate. Birth Rate is determined by the ratio between the number of live births in a population during a year and total mid-year population for the same year multiplied by 1000.

Thus, birth rate is the births per 1000 people which is subtracted by the death rate which is the deaths per 1000 people, this phenomenon is known as Population growth rate. So, 22/1000 is the population growth rate for this.

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True or False: When carbon dioxide is in the blood, it is dissolved into bicarbonate.

Answers

Answer:

True

Explanation:

what is the term that describes the deffusion of water through a selectivity permable membrane

Answers

Answer:

     

Explanation:

             

how long does uncooked ground beef last in the fridge

Answers

Answer: 2-4 days

hope this helps

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what does it mean when the lining of the uterus is thick?

Answers

Answer:

When the endometrium, the lining of the uterus, becomes too thick, it is called endometrial hyperplasia. This condition is not cancer, but in some cases, it can lead to cancer of the uterus.

Explanation:

endometrial hyperplasia

what route does a red blood cell take to travel from the lung to the kidney

Answers

Answer:

aorta

Explanation:

the red blood cell goes into the kidney trunk and other lower limbs delivering oxygenated blood around the body. They typically last for 120

days before they die.

The blood enters the heart from left atrium. It leaves through the mitral valve into the left ventricle of the heart. The left ventricle then pumps blood through the aortic valve and into the aorta that feeds the rest of the body through a system of blood vessels.

What is function of lungs?

The lungs allow us to breathe and they carry oxygen into body (called  inhalation) and pass carbon dioxide out called exhalation.

Kidney remove toxins and waste, and excess water from the bloodstream, which is carried out of the body in the form of urine. They helped to produce hormones to form red blood cells, and they turn vitamin D into its active form in the body.

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Explain the process of evolution by natural
selection.

Answers

Answer:

Natural selection is a process where organisms that are better adapted to an environment will survive and reproduce. This means that the advantageous alleles of this variant organism are passed on to offspring. Over many generations, the process of natural selection leads to evolution occurring.

Explanation:

this should give you your answer but if not please tell me

there is a net movement of water into a cell from the surrounding tissue fluid. is the tissue fluid more or less concentrated than the fluid inside of the cell?

Answers

Less concentrated as, by osmosis, the water moves up the concentration gradient into area of most concentration.

ASAP HELP 100 POINTS + BRAINLEY 2. Write 1–2 paragraphs that summarize how spectroscopy provides information about the composition of objects. Use data from the lab to support claims you make, and provide compelling reasoning. Make an effort touse proper writing conventions in your summary (such as good punctuation, spelling, and capitalization)

Answers

Answer:

   Spectroscopy is the study of the interaction between matter and electromagnetic radiation as a function of the wavelength or frequency of the radiation. Simply, spectroscopy is the study of color as generalized from visible light to all bands of the electromagnetic spectrum; historically, spectroscopy originated as the study of the wavelength dependence of the absorption by the gas phase matter of visible light dispersed by a prism.  Matter waves and acoustic waves can also be considered forms of radiative energy, recently gravitational waves have been associated with a spectral signature in the context of the Laser Interferometer Gravitational-Wave Observatory as well. Spectroscopy, primarily in the electromagnetic spectrum, is a fundamental exploratory tool in the fields of physics, chemistry, and astronomy, allowing the composition, physical structure and electronic structure of matter to be investigated at the atomic, molecular and macro scale, and over astronomical distances.    

    The spectrum is determined by measuring changes in the intensity or frequency of this energy.  The types of radiative energy studied include:  Electromagnetic radiation was the first source of energy used for spectroscopic studies.  Techniques that employ electromagnetic radiation are typically classified by the wavelength region of the spectrum and include microwave, terahertz, infrared, near-infrared, ultraviolet-visible, x-ray, and gamma spectroscopy.  Dynamic mechanical analysis can be employed to radiating energy, similar to acoustic waves, to solid materials. The types of spectroscopy also can be distinguished by the nature of the interaction between the energy and the material example:Absorption- when energy from the radiative source is absorbed by the material.  Elastic scattering and reflection spectroscopy determine how incident radiation is reflected or scattered by a material.  Crystallography employs the scattering of high energy radiation, to examine the arrangement of atoms in proteins and solid crystals. Coherent or resonance spectroscopy are techniques where the radiative energy couples two quantum states of the material in a coherent interaction that is sustained by a radiating field.   Spectroscopic studies are designed so that the radiant energy interacts with specific types of matter.  

Which organ systems work together to transport substances around a plant?

A.) Roots, leaves, flowers

B.) Stems, roots, flowers

C.) Stems, leaves, flowers

D.) Stem, roots, leaves

Answers

Answer:

B.) Stems, roots, flowers

Explanation:

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A circular flowerbed is surrounded by a path 2.5m wide .The diameter of the flower bed is 40m. Find the area of the path . 2. How were scientists able to access a car's computer system?3. What other looming dangers are there for drivers of newer, computer controlled responsible for the fact that organic molecules no longer spontaneously form on Earth? Writing an Informative Essay about the Immigrant Experience with sources 1.We went to yoga class I felt better. -6 divided by 8? How do you turn it into a fraction problem? Find x and y intercept 5x + 4y = 8 3. Ecosystems haveedge. Question 1 of 10Which of the following sentences is most clearly describing a theme?A Imagination is more important than intellect.B. Dark Shadows lay across the path like the bars of a cage.o0The golden feather represents Mrs. Whitherby's soul.D The Second World War lasted from 1939 to 1945.SUBMIt Personal letters, even ones such as Wheatley's that were later published innewspapers, offer a rare opportunity to hear women's voices from the past. Whatdistinguishes Wheatley's and Adams's writing from the rhetoric of Patrick Henry,Thomas Jefferson, and Tom Paine? What do their letters reveal about how womenwere expected to behave in early America? What is -1/2(-4/5) multiplied then in simplest form? The decline of the Roman Empire was partly caused by _____ .dishonesty and violencegood governmentlack of interestlosing many wars Noahs remote control car moved 12 feet in 6 seconds. Which graph has a slope that best represents Noahs cars average rate of speed? PLZ Hurry!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!The sum of two numbers is 19 and their difference is 7, What are the two numbers? What is the purpose of paragraph 3?A.to describe daily life in Chicago in the nineteenth centuryB.to show that living in Chicago had benefits and detrimentsC.to explain why Chicago sat at a low elevationD.to explain the causes behind Chicago's health problem All items or people of interest in an experiment is called can someone do this? which type of forces would be experienced by a sled that is being pulled by a rope (choose 4) Give two examples of types of weather that you experience where you live. Give two examples of weather you dont experience where you live. colorado Mandy feels like she can't deal with the stress anymore. First, her mothermoved into her house for two months because of major home renovations. Mandy feels like her mother is constantly critical of the way she keeps her house and handles her life. While Mandy knows helping her mom for the next couple of months is the right thing to do, she can't help being annoyed. Mandy is also having trouble at her job. Her job in the medical lab is usually fun, but the organization laid off three workers recently and Mandy finds her workload has been too much to handle. It is the hospital's busy time, too, so Mandy often works late to get the work done. On top of all that, Mandy had lent her best friend, Sylvia, $200 last month for rent, and Sylvia hasn't paid it back. Mandy not only needs the money but also feels that Sylvia was disrespectful when Mandy asked for the money back. Mandy is afraid thiswill affect their ten-year friendship. What type of stress is Mandyexperiencing?Chronic StressEustressO Acute stressO Episodic acute stress