4,064 Answered Questions for the topic biology

Biology

02/06/23

biology lab homework
A team of students wants to study the effect of temperature on bacteria growth. They put the dishes in different places: an incubator 37C, a lab room 21C, a refrigerator 10C, a freezer 0C.... more
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Biology

02/06/23

bio lab homework

A team of scientists is testing a new drug, XYZ, on AIDS patients. The scientists monitor patients in the study for symptoms of 12 different diseases. What would be the best way for them to present... more
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Biology

02/06/23

biology lab homework
 A group of students decides to investigate the loss of chlorophyll in autumn leaves. They collect green leaves and leaves that have turned color from sugar maple, sweet gum, beech, and aspen... more
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Biology

02/06/23

bio lab homework
A group of students decides to investigate the loss of chlorophyll in autumn leaves. They collect green leaves and leaves that have turned color from sugar maple, sweet gum, beech, and aspen trees.... more
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Biology

02/06/23

biology labb homeworkk
A team of scientists is testing a new drug, XYZ, on AIDS patients. The scientists monitor patients in the study for symptoms of 12 different diseases. What would be the best way for them to present... more
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Biology

02/06/23

biology lab homeework
A team of students wants to study the effect of temperature on bacteria growth. They put the dishes in different places: an incubator 37C, a lab room 21C, a refrigerator 10C, a freezer 0C.... more
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Biology

02/06/23

biology lab homework
Having learned that the optimum sugar concentration is 25% , the students next decide to investigate whether different strains of yeast produce different amounts of alcohol. If you were going to... more
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Biology

02/06/23

Biology lab homework
A team of students hypothesizes that the amount of alcohol produced in fermentation depends on the amount of sugar supplied to the yeast. They want to use 5, 10, 15, 20, 25 and 30 % sugar... more
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02/05/23

ESSAY WRITNG, EDITING AND PROOFREADING
Hey there, I am a foreign student struggling to raise school fees. I am a sophomore, and up to this point, I feel like giving up.I got a partial scholarship and have struggled to cater to my other... more
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Biology

02/05/23

Which of the following statements is FALSE?
Which of the following statements is FALSE?Which of the following statements is FALSE?a. Proteins destined to become plasma membrane proteins aremade by attached ribosomes.b. Membrane phospholipid... more
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Biology

02/05/23

Cells is ??????
Cells a. were first described in the 1600s by Robert Hooke when he observed the cell walls of cork. b. were first seen in living form by Anton van Leeuwenhoek c. were described by Schleiden and... more
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Biology

02/05/23

If a characteristic is rare or less, can we say that the trait is recessive?
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Biology

02/05/23

Which of the following are found in both prokaryotic and eukaryotic cells? a. plasma membranes or cell membrane b. ribosomes c. DNA chromosomes d. all of the above e. answers b. and c. only
Which of the following are found in both prokaryotic and eukaryotic cells? a. plasma membranes or cell membranes b. ribosomes c. DNA chromosomes d. all of the above e. answers b. and c. only
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Biology

02/04/23

Place the steps involved when a person gets infected with SARS-CoV2.
Put the steps involved when a person gets infected with SARS-CoV2 in order:a) The virus enters a person's mouth/ noseb) The virus inserts its RNA into a cellc) The virus RNA hijacks the cell and... more
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Biology

02/02/23

The environment had something to do with why organisms changed.
thd
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Biology

01/31/23

The molecular formula for the amino acid lysine is C6H14N2O2.

The molecular formula for the amino acid lysine is C6H14N2O2. What would be the molecular formula for a polypeptide consisting of five lysine molecules?
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Biology

01/30/23

Learning about biology
So I was reviewing a topic in biology and I couldnt find a answer for it in the textbook. What does stimulus mean and how does it affect the world around us,
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Biology

01/25/23

Using biomagnificacion and food chains, how does the use of insecticide threaten the survival of birds.
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Biology

01/25/23

Using biomagnificacion and food chains, how does the use of insecticide threaten the survival of birds.
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Biology

01/24/23

osmosis and diffusion are very similar process and can both be easily explained using a ____ general model.
A.) homeostasisB.) control systemC.) none of theseD.) flux I'm so lost on this question.
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Biology

01/23/23

Which blood vessel carries blood to the lungs?
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Biology

01/19/23

Biology question - DNA sample
You need to load 1 uL of a DNA sample onto an agarose gel. You have a tube of 6X loading dye you will use to make the sample sink into the well and be visible while it migrates. If you want to load... more
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Biology

01/19/23

Biology question - Mgcl2 stock
The MgCl2 stock we use for PCR is at 25 mM. If the molar mass of magnesium chloride is 95.211 g/mol, how many grams of MgCl2  would you need to prepare 10. mL of this 25 mM stock?A. 0.0024 g of... more
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Biology

01/19/23

biology question
To extract your DNA from your cheek cells, we prepared a solution of 0.9% NaCl (wt/vol) for you. If you start with salt crystals, how you would make 500 mL of 0.9% NaCl? A. Dissolve 9 g NaCl in... more
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Biology

01/18/23

What fiber can be washed, dried, ironed without deteriorating? (1 Point) jute cotton ramie
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