AssignmentAssist
Home
Search
Login
Search
Biology
Biology
Middle School
what happened on march 22 2010
Biology
College
Select all of the carbohydrates from the list below. [mark all correct answers] a. glycogen b. cellulose c. antibodies d. sucrose e. cholesterol f. estrogen
Biology
High School
A bacterial species is discovered that contains thylakoids and carboxysomes. It can be assumed from the presence of these structures that this bacterium Choose one: A. is capable of photosynthesis. B. can attach to a nonliving substrate. C. can orient along Earths magnetic fields. D. is pathogenic.
Biology
High School
The sympathetic nervous system differs from the parasympathetic nervous system in that _________. a. the sympathetic nervous system has no first-stage neurons. b. no second-stage neurons. c. first-stage neurons that synapse at a substantial distance from the target organ. d. first-stage neurons that synapse close to the target organ. e. both B and C
Biology
Middle School
What needed to happen before life could exist on Earth?
Biology
High School
A nurse is teaching a client on the proper technique of using a metered dose inhaler. In the middle of the teaching the client states, "This is so hard! Im nervous Im going to do this wrong!" To facilitate learning for the client, what statement will the nurse use in response to the clients concern?
Biology
Middle School
Which Molecules I needed to cut and copy segment in DNA
Biology
High School
Lipophilic hormones function by activating cAMP.a. usually bind to receptors on the surface of the cell.b. usually bind to receptors inside the cytoplasm or nucleus.c. function by way of a second messenger system.d. cannot diffuse through the cell membrane.
Biology
High School
Regulation of an enzyme's activity occurs 1. when the enzyme already exists in the cell. 2. during the production of the enzyme. 3. at any point on the enzymatic production pathway. 4. before the enzyme is produced.
Biology
Middle School
Describing motion:Motion (blank) iswhich means itcan only bedescribed inrelation to anotherobject(my teacher makes no sense. Help.)
Biology
Middle School
What sort of information can you get from a body fossil that you cant get from a trace fossil?
Biology
High School
After becoming incontinent of urine, an older client is admitted to a nursing home. The clients rheumatoid arthritis contributes to severely painful joints. Which need is the primary consideration in the care of this client?
Biology
High School
Sonal is at a brain research center, participating in a study. She is hooked up to a machine that measures electrical activity in her brain through the use of electrodes attached to her scalp. Which technique is the researcher using with Sonal?answer choicesA) EEGB) MRIC) fMRID) CT scan
Biology
Middle School
if two wave crests overlap each other and one has an amplitude of 5 and the other has an amplitude of 3 what is the interference.
Biology
College
Ice floats on a lake. This characteristic of water is responsible for -A: suffocation of aquatic organismsB: mixing a lake's thermal layersC: altering migration patterns of fishD: preventing a lake from freezing solid
Biology
Middle School
What issue do you think needs to be debated as we make decisions about stemcell research?
Biology
Middle School
A researcher incubates a cell with radiolabeled amino acids. These amino acids are incorporated into the proteins as they are synthesized by the cell. Select which piece of data would indicate the incorporation of radiolabeled amino acids during protein synthesis? A)Radioactivity levels would increase first at the nucleus, followed by the Golgi, and then the cell membrane. B)Radioactivity levels would increase first at the nucleus, followed by the ribosomes, and then the secretory vesicles. C)Radioactivity levels would increase first at the rough endoplasmic reticulum, followed by the Golgi, and then the secretory vesicles. D)Radioactivity levels would increase first at the rough endoplasmic reticulum, followed by the nucleus, and then the secretory vesicles.
Biology
Middle School
Which of the following correctly provides an example of the hierarchical structure of living organisms?A.Organisms that live in the ocean, as opposed to on land, have developed different ways to obtain oxygen.B.Human blood cells are specialized to transfer oxygen throughout the body.C.The digestive system of animals is made up of organs that work together to break down food.D.Reptiles and amphibians have a shared ancestry, so many of their body structures are similar.
Biology
College
) How many cells can be grown in a 5 mL culture using minimal medium before the medium exhausts the carbon?
Biology
High School
Which defense mechanism underlies all other defense mechanism? rationalization. repression. reaction formation. regression.
Biology
Middle School
Drag each label to the correct location.Sort the examples into proper mechanisms of reproductive isolation,Prezygotic IsolationPostzygotic IsolationTwo species of guppies show differentmating behaviors.A hybrid zygote of two species diesafter a few cell divisions in themother's womb.Brown bears and polar bears areseparated by geographical area.Twin closely related speciesTwo species of plants reproduce
Biology
Middle School
What statement is true about heterozygous organisms?Heterozygous organisms are more diverse than homozygous organisms.Heterozygous organisms can show either the dominant or the recessive trait.Heterozygous organisms always show the recessive traits.Heterozygous organisms have very low genetic diversity.
Biology
High School
what are the three basic types of hormones? which stimulate membrane-bound receptors only? which stimulate nuclear receptors only?
Biology
Middle School
If one has 24 kg of Polonium and it undergoes two half-lives, how much do you have left?A)12 kgB)3 kgC)6 kgD)2 kg
« Previous
Page 48
Next »