4,064 Answered Questions for the topic biology

02/27/21

What is order (Life Sciences)?
Follows • 1
Expert Answers •1
Biology

02/27/21

Non-Mendelian Genetics
Suppose a young lady comes to you for advice in your capacity as a marriage counselor. She tells you that her brother has hemophilia, but both her parents are normal. She wishes to marry a man who... more
Follows • 1
Expert Answers •1
Biology

02/26/21

Explain why a nerve has to hit depolarization in order for it to send a signal.
Follows • 1
Expert Answers •1
Biology Genetics

02/25/21

Sexual selection and Meiosis
The questions for the homework that I need help with are (and it requires us to be detailed and that is part of the problem I am facing):"Which statement best explains why organisms have two of... more
Follows • 1
Expert Answers •1
Biology

02/25/21

Which molecules are transported to the Calvin Cycle?
Follows • 1
Expert Answers •1
Biology

02/25/21

How does the chromosome theory of inheritance expand on what Gregor Mendle knew?
Follows • 2
Expert Answers •1

02/25/21

Blood type problem, calculate probabilities and predict genotypes
SHOW WORK. Retinitis Pigmentosa (RP) is an X-linked recessive condition that causes night blindness. A/B/O Blood type is determined by an autosomal gene. Maria’s father had RP and type A blood.... more
Follows • 3
Expert Answers •1

02/25/21

Calculate the map distance, draw a map showing the locations of the genes and the distances between them, Calculate recombination interference.
SHOW WORK. A triple heterozygote shows the wild-type phenotype for three genes a, b, and c. You test cross that triple heterozygote, and observe the progeny classes below.A. Calculate the map... more
Follows • 1
Expert Answers •1

02/25/21

Given the progeny, write all possible genotypes for BOTH parents, list the proportion of each progeny type you think the cross must have produced.
SHOW WORK. A single autosomal gene affects fur color in a particular breed of hamster, and there are multiple alleles of this gene in hamster populations. The table below gives each allele... more
Follows • 1
Expert Answers •1
Biology

02/25/21

I need help with these questions in biology for sexual selection and meiosis
The questions for the homework that I need help with are (and it requires us to be detailed and that is part of the problem I am facing):"Which statement best explains why organisms have two of... more
Follows • 1
Expert Answers •1
Biology

02/23/21

What is developmental biology?
Developmental biology also encompasses the biology of regeneration, asexual reproduction, metamorphosis and the growth and differentiation of stem cells in the an adult organism.
Follows • 2
Expert Answers •1

02/21/21

General Biology
You receive a bacteria culture from a hospital and are asked to figure out which bacteria are present in the culture. You find that there is peptidoglycan in the culture and lipopolysaccharides.... more
Follows • 1
Expert Answers •1

02/21/21

General Biology
you want to discover how much a heat a DNA strand can withstand before denaturing. Youdecide to heat DNA in a beaker and measure the amount of DNA content throughout. At the beginning the DNA... more
Follows • 1
Expert Answers •1

02/21/21

General Biology
you need to make a solution of NaOH in the lab. You decide to make your solution with 12 g of NaOH in 900 ml of water. You find your solution to have a pH of 10.00, what is the molarity of the... more
Follows • 1
Expert Answers •1

02/20/21

Chi-Square/Hardy Weinberg
The frequency of a homozygous dominant genotype is 0.49.What is the frequency of the dominant allele?Is this meant to use p+q = 1?What is the frequency of the homozygous recessive genotype?Would... more
Follows • 1
Expert Answers •1

02/20/21

What is the difference in development of natural products as a pure, well-defined substances and as a complex extract. 
Any differences in determining the dose between an extract and a pure substance? Why could it differ in an extract?
Follows • 1
Expert Answers •1

02/20/21

Chi-Square/Hardy Weinberg Question (Biology)
The question is :Imagine a population of 800 individuals, of which 14% have a recessive genetic condition.a. What is the frequency of homozygous recessive individuals? (think q2) I got 0.14,... more
Follows • 2
Expert Answers •1

02/18/21

calculate the enthalpy of formation in kj of 1 mole of gaseous ethanol using the bond dissociation energy

calculate the enthalpy of formation in kj of 1 mole of gaseous ethanol using the bond dissociation energy in table 2.3 Taking the heat of vaporization of ethanol to be 38.56 kj/mol at 25 degrees... more
Follows • 2
Expert Answers •1

02/18/21

What's the role of actine outside the cytoskeleton?
What's the role of actine outside the cytoskeleton?
Follows • 2
Expert Answers •1

02/17/21

Doesn't fit here, it's in the description

Maisie made assumptions about genes when she made her calculations. What other factors could influence the genotypes and phenotypes for flower color and seed flavor of the offspring of a cross? Are... more
Follows • 1
Expert Answers •1

02/17/21

What are the possible genotypes for flower color for each plant?
Follows • 1
Expert Answers •1
Biology

02/17/21

Do you think relying on stem cells taken from adults (rather than embryos) has implications for the controversial issues surrounding use of embryonic stem cells?

Follows • 1
Expert Answers •1
Biology

02/16/21

Lanny was pulled over by the police for driving erratically. After a breathalyzer test, Larry claimed, "I can't be drunk. My blood alcohol is only 0.08%."

Lanny was pulled over by the police for driving erratically. After a breathalyzer test, Larry claimed, "I can't be drunk. My blood alcohol is only 0.08%."(Note: 0.08% is the legal limit for Driving... more
Follows • 2
Expert Answers •1

02/16/21

Identify blood and lymphatic disorders question
For each of the following characteristics, identify the blood or lymphatic disorder(s) in which they occur:NOTE: For most, I wrote down what I think occurs in these scenarios, I'm just wondering if... more
Follows • 2
Expert Answers •1

02/16/21

Biology Calculating Molarity
How do you calculate the molarity of hydrogen and hydroxyl ions in an aqueous solution?
Follows • 1
Expert Answers •1

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.