Hot Student Stories

Biology

What are steroid hormones most similar to?

Tara Andrews

follow
followin
1 answer
0 views

Which statement describes the independent variable? A.It is measured and recorded as data. B.It is unchanged in the experiment. C.It is also called the responding variable. D.It is also called the manipulated variable.

Tara Andrews

follow
followin
1 answer
0 views

Why is the scientific method described as nonlinear a.The steps of the scientific method are repeated in a cycle. b.Scientists often repeat one or more steps several times. c.Sometimes scientists forget to perform some of the steps. d.The steps can be performed only once but in any order.

Carlton Burgess

follow
followin
1 answer
0 views

Which statement correctly describes the function of a human lung? It takes in carbon dioxide and releases oxygen. It produces oxygen. It filters carbon dioxide from the air. It takes in oxygen and releases carbon dioxide.

Heather Maxwell

follow
followin
1 answer
0 views

A substance that enters into a chemical reaction is called a(n) _____. enzyme reactant catalyst product

Melissa Norris

follow
followin
1 answer
0 views

Which of the following structures assist the major structures of the digestive system?

Brandon Scott

follow
followin
1 answer
0 views

Which of the following is true of conifers? A) The sporophytes grow directly from the gametophyte B) The spores release from the gametophyte C) The gametophytes grow directly from the sporophyte D) The spores release from the male cones I best guess would be D?

Mindee Nelson

follow
followin
1 answer
0 views

Which of these satisfies a basic need for a chipmunk? A. string B. burrow C. rocks D. highway

Theresa Perry

follow
followin
1 answer
0 views

Migration is always temporary true or false

Eric Morgan

follow
followin
1 answer
0 views

A sea arch is formed through wave erosion.

Eric Morgan

follow
followin
1 answer
1 view

Tropical areas receive the most solar radiation because A. the Sun's rays are nearly perpendicular to Earth's surface. B. the air is thinner, causing more of the Sun's rays to reach the surface. C. most tropical areas are situated at higher elevations, closer to the Sun. D. they're surrounded by large bodies of water which reflect sunlight.

Blair Lewis

follow
followin
1 answer
0 views

In which of the following does the land being moved contain approximately 60% water? landslide slump mudflow creep

Chelsea Hayes

follow
followin
1 answer
0 views

A good model of the cell membrane would be A) a chain link fence B)a film of food wrap C)a wall of stone and mortar D)a river with objects floating in it

Kristi Hammond

follow
followin
1 answer
0 views

Which changing external condition triggers the salivary glands? a. lack of oxygen b. lack of water c. disease-causing agents d. change in temperature

Blair Lewis

follow
followin
1 answer
0 views

What is the Topsoil that washes onto a coral reef?

Curtis Rhodes

follow
followin
1 answer
0 views

Which sections in mature rna do not code for amino acids? see section 17.2?

Jennifer Patterson

follow
followin
1 answer
1 view

Which wavelengths of sunlight carry the most energy? infrared rays ultraviolet rays visible light radar waves

Rodney Fox

follow
followin
1 answer
0 views

21. The ____________ of animals is based on scientists’ current understanding of the evolutionary history of living species. (1 point)

Victoria Fowler

follow
followin
1 answer
0 views

How do organic farming practices relate to soil health? a. Organic farmers rely on soil health for good crop production. b. Organic farmers rely on the interaction between soil microbes and organic matter. c. Organic farmers avoid the use of pesticides and chemicals. d. all of the above.

Brandon Scott

follow
followin
1 answer
0 views

Plates move apart at ____ boundaries. a. convergent c. divergent b. stable d. transform

Deborah Edwards

follow
followin
1 answer
0 views

Animals in the higher trophic levels generally share two characteristics. They are typically a) larger in size and fewer in number b) larger in size and more in number c) smaller in size and more in number d) smaller in size and fewer in number

Alexa Spicer

follow
followin
1 answer
0 views

What can you learn from a set of embryo drawings of vertebrates of different phyla? Download png

Curtis Rhodes

follow
followin
1 answer
0 views

Which of the following phrases best describes the human karyotype?

Caroline Campbell

follow
followin
1 answer
2 views

What is the ABO blood classification based on? A. antibody on the red blood cell B. antigen in the blood C. antigen on the red blood cell D. hemoglobin in the blood

Ramon Kelly

follow
followin
1 answer
0 views

How does mitosis in plant cells differ from that in animal cells? A. Plant cells lack spindle fibers. B. Plant cells lack centrosomes. *C. Animal cells lack cytokinesis. D. Animal cells lack a cell plate.

Jennifer Patterson

follow
followin
1 answer
1 view

What are the forces that struggle in the plot of a story? the external and internal conflict the good guy and the bad guy the diction and the theme the protagonist and antagonist

Melissa Norris

follow
followin
1 answer
0 views

As wastes navigate the large intestine, which features do they pass through, in order?

Ronald Miller

follow
followin
1 answer
0 views

Soil color is classified by _______. a. using a microscope b. taking core samples c. determining the proportion of minerals d. using a color reference chart

Heather Maxwell

follow
followin
1 answer
0 views

Cells are able to remove large amounts of material using A) ectocytosis. B) exocytosis. C) phagocytosis. D) pinocytosis.

Justin Parker

follow
followin
1 answer
0 views

________ are heterotrophic protists; ________ are photoautotrophic protists.

Curtis Rhodes

follow
followin
1 answer
0 views

Most fungi are saprobes. What does this mean?Select one of the options below as your answer:A. They feed on dead and decaying organic matter. B. They can prepare their own food. C. They live in a mutually beneficial relationship.

Jeffrey Rodriguez

follow
followin
1 answer
0 views

Which RNA base pairs with the adenine in DNA? A. thymine B. guanine C. cytosine D. uracil

Kaitlin Dean

follow
followin
1 answer
0 views

cells are the message carriers for the animal.

Nicholas Rivera

follow
followin
1 answer
0 views

Which of the following accurately describes the structure of DNA? A. DNA consists of four bases: A, G, C, and U. B. A always pairs with C, and G always pairs with T. C. DNA is in the form of antiparallel strands twisted as a double helix. D. DNA is made up of nucleotides, containing a phosphate group, a base, and another phosphate group.

Daniel King

follow
followin
1 answer
0 views

Which criterion is used to functionally classify neurons? which criterion is used to functionally classify neurons? the number of processes extending from the cell body neuron the direction in which the nerve impulse travels relative to the central nervous system whether the nerve fibers are myelinated or unmyelinated whether the neurons are found within the cns or the pns?

Roger Moore

follow
followin
1 answer
0 views

Which feature of large biological molecules explains their great diversity? which feature of large biological molecules explains their great diversity? the diversity of elements found in large biological molecules the many classes of large biological molecules the many ways that monomers of each class of biological molecule can be combined into polymers?

Victoria Fowler

follow
followin
1 answer
0 views

How do natural disasters contribute to genetic drift?

Ralph Lopez

follow
followin
1 answer
0 views

What factor would account for a strong synovial joint? what factor would account for a strong synovial joint? small reinforcing ligaments synovial fluid low muscle tone the deepest articular surface?

Donald Ward

follow
followin
1 answer
0 views

Which phrase best describes homeostasis? Help me FAST PLEASE?????!!!!!!1

Ashley Howard

follow
followin
1 answer
0 views

Which microscope creates an image of the surface of a sample a.simple b.SEM c.TEM or d.compound

Ashley Howard

follow
followin
1 answer
0 views

The specialization of the functioning of the two halves of the brain is called _____.

Ashley Howard

follow
followin
1 answer
0 views

Which of the following statements about biogeochemical cycles is not true? a. Biogeochemical cycles include living and nonliving elements. b. The rock cycle is a biogeochemical cycle. c. Biogeochemical cycles are an important part of the Earth system. d. Carbon, nitrogen, and oxygen cycles are biogeochemical cycles.

Blair Lewis

follow
followin
1 answer
2 views

Why do birch trees have black streaks on their trunk?

Ronald Miller

follow
followin
1 answer
0 views

Which of these statements is true of the hypothalamus? A)It controls emotional responses and provides information on equilibrium. B)It contains the cardiac and vasomotor centers that regulate heartrate and blood pressure. C)It controls the autonomic nervous system and regulates hunger and thirst sensations. D)It contains centers that regulate sneezing, hiccupping, and coughing.

Jodi Brooks

follow
followin
1 answer
0 views

Which of the following cases represents the phenomenon of contact inhibition? a. Healing of an injury b. Growth of a tumor c. Tumor metastasis

Kyle Mckinney

follow
followin
1 answer
2 views

Most metamorphic processes take place A. several hundred kilometers below Earth’s surface. B. a few kilometers below Earth’s surface. C. just below Earth’s surface. D. on Earth’s surfac

Rodney Fox

follow
followin
1 answer
0 views

Earth’s magnetic field results from movements in the a.mantle. b.outer core. c.inner core. d.crust.

Jennifer Patterson

follow
followin
1 answer
0 views

Explain how compaction is important in the formation of coal

Heather Maxwell

follow
followin
1 answer
0 views

After completing meiosis II, human sex cells have a total of _____ chromosomes

Theresa Perry

follow
followin
1 answer
0 views

Which of the following statements about rural communities is true? a. Rural communities can support any population size. b. More people in the United States live in rural communities than they did in 1900. c. Rural communities were built based on the location of available resources. d. People in developed countries are moving back to rural communities...

William Cain

follow
followin
1 answer
0 views