science, biology

40,352 results, page 29

biology

i didn't really get any help scientific theory of how life began? any ideas like a easy thing to write about plz

Biology

Which internal organs of the fetal pig appear to have the greatest amounts of blood supplied to them? Why does this make sense?

biology

what questions do affected people, potential parents, and families face when a diagnosis of the sickle cell anemia is made

biology

during translation, the amino acid detaches from the transfer RNA attaches to the end of a growing protein chain when?

Biology

In regard to the kidney, Why is everything dumped into the tubule? Why not dump only wastes and toxins like insects?

biology

why do serum protein molecules such as albumin and lysozyme adopt different changes within physiological pH range?

biology

why do serum protein molecules such as albumin and lysozyme adopt different changes within physiological pH range?

Biology

Explain how skin, bones and muscles are related to each other and Why is this relationship important to the understanding of the skeletal and muscular systems?

biology

can toads are considered a pest in australia are there anyways that they can adapt to their surroundings without the food chain being damaged

biology

If you have the option to save from extinction either the carnivores oor the primary produccers in an ecosystem which whould you protect? why

biology

If you have the option to save from extinction either the carnivores oor the primary produccers in an ecosystem which whould you protect? why

Biology

I'm learning about chromatography and photosynthetic pigments. My question is "how can we measure the light absoptive characteristics for a leaf extract?"

biology

why would a One serving of particular food that contains 16 g of carbohydrates, 2 g of proteins, and 10 g of fats hav 300 calories?

biology

16. In one stage of it's life cycle, the slime mold flows like a(n) a. paramecium. b. euglena. c. diatom. d. amoeba.

Biology

Fish have a two chambered heart called a single loop. Discuss the benefits and drawbacks of this system.

Biology

Which of these systems is involved in connecting one body system with another? A. Integumentary B.Muscular C. Immune D. Digestive E. Endocrine I think its E

biology

Relate membranes to energy metabolism, redox reactions, and ATP synthesis in both eukaryotic and prokaryotic cells.

biology

Certain spider toxins work by inhibiting Ca2+ channels. Briefly explain how this works and what happens to the person.

cor biology

Substance X has a molar extinction coefficient (E) of 4725 l.mol-1. How many moles of X are needed to produce an absorbance of 1.0 in a 1 ml cuvette?

Biology

Cladograms and phylogentic trees can give you information about relatedness of species and evolutionary history True or False

Biology

How would u expect the number of mitochondria in a cell to be related to the amount of active transport it carries out? Please help!

biology

can you give examples of analogous structures????? please i have tried about 4 differet websites and no one has helped

biology

Draw a picture of the structure of an atom that includes all the following: protons, neutrons, electrons, nucleus, orbitals

Biology - please help

A portion of DNA has the following sequence: ATACCG. What number of codons would this segment code for? A. 6 B. 3 C. 2*** D. 1 I think it is C...?

BIOLOGY

CELLS THAT HAVE DNA BUT LACK A NUCLEUS ARE MEMBERS OF THE KINGDOM? A)VIRUSES B)MONERA C)FUNGI D)ANIMILIA E)PROTISTA

Biology

Examining an animal showing juvenile somatic characteristics and sexual maturity, how can you tell if this is the result of progenesisor neoteny?

Biology

What happens to arterial PO2, PCO2, and H+ concentration during moderate excercise? How and why does this stimulate an increase in breathing rate?

biology

Which characteristic of life is maintaining a stable internal environment. A)Reproducing B)Homeostasis C)Growing and developing D)Responding to stimuli

biology

Specifically which phases for the Cell Cycle and Meiosis would you see significant differences in? Can someone please help me by explaining this to me?

Biology

The chemical reactivity of an atom is determined by the number of ___ present. a) proton b) neutron c) electron could be multiple answers.

Biology

describe how a population is thought to evolve through natural selection. Provide an example (specifically, the peppered moth)

biology help

Describe the hormeostatic control that occurs in the body of a normal person to increase blood glucose level when they are low

Biology

What are the possible allele combinations that could occur in a gamete produced by an individual who is heterozygous for the traits of flower color and height?

Biology

If 25 individuals were alive in 1955 and 500 existed in 2013, what is r? Show work please! a) 475 b)2.99 c)0.052 d)0.029

Biology

Mammals and birds have evolved from reptiles. In what way does a comparative study of their embryology establish the validity of the statement ?

Biology

Two techniques which can help in early detection of bacteria or virus infection much before the symptoms appear in the body?

Biology

The single defining characteristic of the mammals is the presence of? mammary glands. a placenta. hair. warm blood. a skul

Biology

Why might it be difficult to classify some molds as unicellular or multicellular? I'm really confused:/ Can somebody please explain this?

Biology

I'm going as this question again as it seems to far down the list to be answered now. Sorry if this is considered spam.

Biology

Which organelle would you expect to find in the cells of a fern, but not in a flatworm? chloroplast **my choice nucleus ribosome mitochondria

Biology

How does meiosis and fertilization in humans and other sexual reproductive organisms maintain the normal chromosomes number for each species?

biology

How does meiosis and fertilization in humans and other sexual reproductive organisms maintain the normal chromosomes number for each species?

biology

what is the mode of nutrition,habitat, economic importance, classifications scientific name, observable features and adaptation of an earthworm.

Biology

Refer to the illustration above.wich point on the graph indicates approximate world population in the year 1950

biology

Can you please explain this to me? List all the possible genotypes of a pea plant with purple flowers and round seeds.

biology

Which of the following organs remove nitrogenous waste from the body? a. Liver b. Large Intestine c. Kidneys d. Gall Bladder

Biology

1. How do mutations play into the fitness of an organism? 2. Describe how variation, selection and time fuel the process of evolution.

Biology

1. How do mutations play into the fitness of an organism? 2. Describe how variation, selection and time fuel the process of evolution.

Biology

explain the process of water, mineral, and sucrose transport through a plant: ATP Cohesion Phloem Sink

Biology

Who should bear the responsibility for solving these problems? Explain your point of view. Give examples to support your viewpoint.

social studies

can you see if i have good grammar,usage, mechanics and spelling Job description: use various types of equipment, develop, secure, and packages. Physical evidence for scientific evaluation and comparison, prepares detailed reports on the observation and activities at the scene...

science

Scientist call a theory that unites many ideas in a simple way "beautiful". Are unity and simplicity among the criteria of beauty outside of science?

Science

hi i have a science exam on tuesday and i don't understand this question and really need some help. Draw a diagram of a) Magnesium Atom, Mg b) Fluorine ion, F1-

Science

hi i have a science exam on tuesday and i don't understand this question and really need some help. How many electrons, protons and neutrons in the following: a)Br1- b)Be2+ c)Ne d)P1- e)Fe

Science

hi i have a science exam on tuesday and i don't understand this question and really need some help. List the different parts of an atom and give their definition.

science

In 1990, this bird was nearly extinct, as there were only 100 left in the world. The Museum of Science and Industry starated hatching them. What type of burd is this?

science

would radiation levels in natural versus man-made objects be a good science fair project? I can borrow a geiger counter

childcare

An inappropriate science activity for a toddler would be A. reporting on the weather. B. caring for pets of the facility. C. planting a flower. D. watching a science show on TV.

SCIENCE

Whats a good name for my science fair project? Im going to put a brick,wood,and chicken bone in vinegar. Something creative

Maths lit,geo,science,l.o,life science,eng

Im doing those subjects and i would like you guys to help me out...what carrer can i do...im a matriculant im so stressed

Int. science

Which of the following is an example of a cycle theme in science? seasons electrons and protons the solar system relationship between plants and animals

Maths Lit,English Fal,IsiZulu,L.o,Agricultural science,Geography,Life science

wich university i could fit in with this subject? and how many point do i need?

science

The knowledge produced by science builds on old ideas and is constantly changing. State whether you agree or disagree with this statement. Explain why please help

Science

how do test tubes relate to science??

science

how is science related to quartz watches?

Science

why is accurate measurement essential to science?

Physical Science

Application of science to help people

Science

I need 15 things I do that relate to science

science

What are some current events on science?

science

What should a science of psychology study?

science

ok earth science what is a solstice and why do we have them?

science

what are the ten rescent devolopments in science?

science

phonology refers to the science which treats what

Science

Help with my science fair project, what I should do!!

science

i need science words for shakira

science

In science what is another name word for transformers

science

what are all of the formulas for physical science?

science

define the following words science?

science

What are the hard and fast rules of Science, if any?

science

i need help with science chapter 2 review

science

a science acrostic full sentencess help!!

science

what did galileo do in science that made him so famouse

science

What is cladistics? What does it means? When do you use it in science?

Science

what does LD50 stand for in science terms?

science

how are the purposes of science and technology different?

Science

Define heat in science terms

Science

How do you create a bar graph for science?

science

Can you help me with an acrostic for science pertaing to plants

Science

Can anyone help me come up with a science project idea ?

Science

What do you learn in 7th grade science

Science

Why do we say that an explanation in science is tentative?

college Mathematics

I have been trying to figure this out for day's please help if you can. A survey of 59 customers was taken at a book store regarding the type of novels purchased. The survey found 34 customers purchased mysteries, 27 purchased science fiction, 20 purchased romance novels, 13 ...

Science

I really do need help finding Science Fair Ideas. Hellppppppp Meeee!!!! Oh yeah I'm in 5th grade!! I need help finding Science Fair Ideas.

Currently doing Math,life science,geography and ph

I am thinking of changing physical science and do business with math,life science,business and geography what career can i pursue?

Currently doing Math,life science,geography and ph

I am thinking of changing physical science and do business with math,life science,business and geography what career can i pursue?

science

I’m 16 years old from Cambodia. Please give me some science competition website available for me that use internet to have contest (mean that no traveling). Thanks!

science

what are variables in science experiments? please give me an example like my experiment is how to tell if a person is lying by his body language.thank you. need answer badly!!!

Science

Your desk is classified as a solid because it has a definite shape and volume at _______________. 4th grade science lesson question under What are the states of matter section. Thanks!

physical science with earth science

Write a balanced chemical equation for the reaction for propane C3H8 burning in oxygen to for carbon dioxide and water vapor

Science

I need a specific example of how social and cultural influences affect science so I could take students on a field trip to explain a lesson. Does anyone have an idea? Thanks.

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