4,064 Answered Questions for the topic biology

10/02/20

Pharmacology Question
Does the Sympathomimetic System increase, decrease or have no effect on:Blood glucosebronchial smooth muscledigestioninsulinmucus secretionsalivation
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10/02/20

What is the reason for bacterial death in the cell culture? Will bacteria spontaneously die in human infection?

Discussing microbiology lab on bacterial growth curve
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Biology

10/02/20

Biology Terminology
Hi! I need help identifying the difference between the terms: provirus, retrovirus, bacteriophages and prophages?
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Biology

10/02/20

Bacteria Biology
Hello!I have a question.I know that an organism can be either photoautotrophic, chemoautotrophic, photoheterotrophic and chemoheterotrophic.What I want to know is that are there types bacteria... more
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Biology

10/01/20

Which of the following describes the bonds in a saturated fat
Here the answer choices only on single carbon to carbon bond B. At least one double carbon to carbon bond C. More than one carbon to carbon bondD. All single carbon to carbon bond
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10/01/20

Molecular Biology, Telomeres and Tumors
Early in development, most human cells turn off expression of an essential component of telomerase, the enzyme responsible for addition of telomere repeat sequences (5’-TTAGGG) to the ends of... more
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Biology

10/01/20

which factors are used to characteize a biome such as the desert tropical rain forest or temperate grassland

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Biology

09/30/20

How do I estimate the water volume in the graduated cylinder to the nearest 0.1 mL?
It’s for measuring volume in biology.please help :’)
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Biology Punnet Squares

09/30/20

Complete a punnett square cross between a parent with blood type AA and a parent with blood type BO. Genotype: Phenotype:
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Biology Apbio

09/30/20

Hardy-weinberg equilibrium
If a population has 8 AA indivduals, 4 Aa individuals, and 3 aa individuals. how come when i do the problem the way counting up total (a) allele then divide by total alleles in population (for... more
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Biology Apbio

09/30/20

Hardy-weinberg equilibrium
If a population has 8 AA indivduals, 4 Aa individuals, and 3 aa individuals. how come when i do the problem the way counting up total (a) allele then divide by total alleles in population (for... more
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Biology

09/29/20

Which kind of a chemical molecule is chlorophyll?
amino acidproteinsugarnucleotidenone of the above
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Biology

09/29/20

What is the source of energized electrons flowing in the ETC during photosynthesis?
ATPCalvin cyclewatersunlightcarbon dioxide
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Biology

09/29/20

Which of the following molecules provides a chemical bond for universal energy storage in living cells?
glucoseproteinATPDNAoxygen
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Biology

09/29/20

How many rings does one base pair have?

12345
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Biology

09/29/20

Which chemical group is present in guanine but not in thymine?
carboxylmethylaminohydroxylphosphate
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Biology

09/28/20

Help Me Please!!!
For diffusion to occur, which condition must be met?A concentration gradient must exist.A hypotonic external environment must exist.A hypertonic external environment must exist.Dynamic equilibrium... more
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09/28/20

Determine number of Bacteria
Determine the number of bacteria within a 1 kilogram package of ground beef in order to provide a quantitative risk assessment and quality measure before release to public market.Technical Data: A... more
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09/28/20

Antibiotic sensitivity table
Hi!Is the table in Bio Libres page on Kirby Bauer for all types of bacteria when it is not specified like Ampicillin (Staph)?Link will be posted in comment below.Thanks!
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Biology Zoology Ecology

09/28/20

Helping Endangered Spiders
Hello,For my ecology project, we need to contact an expert on what we should do on how to help endangered spiders. For my assignment on Peacock Spiders, What do you think we should do to help... more
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Biology Ap Biology Apbio

09/28/20

Hardy-Weinberg Equilibrium
How can you tell if a population is evolving with out the parental generation info? if the population was not evovling and the parental generation info is not stated then is the expected genotypic... more
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Biology Ap Biology Apbio

09/28/20

Hardy-Weinberg Equilibrium
How can you tell if a population is evolving with out the parental generation info? if the population was not evovling and the parental generation info is not stated then is the expected genotypic... more
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Biology

09/27/20

Explain how sugar molecules combine with other elements to create amino acids. Why is this an essential process for living things?
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Biology Science

09/27/20

How does the carbon, hydrogen and oxygen atoms in glucose and fructose combine to form sucrose?
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09/26/20

There are costs to living in groups
A. True. There is an increased risk of disease as well as increased competition for mates and food resourcesB. False. Primates rarely transmit diseases to one another.C. False. Primates rarely... more
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