What is a synapomorphy

Assignment Help Biology
Reference no: EM13153052

What is a synapomorphy?Why are phylogenetic trees built using synapomorphies? What are the problems with using all derived characters?With any shared character?

Reference no: EM13153052

Questions Cloud

Find the probability that variance of sample exceeds ten : A random sample of size 10 is selected from the N (20, 5) distribution. What is the probability that the variance of this sample exceeds 10?
How government can use accommodating monetary : Show, using an AS-AD graph, how government can use accommodating monetary or fiscal policy to return output and unemployment to their long-run values.
Determining the free cash flow : Suppose that Drake Corporation produced and sold 5,000 laptop computers during 2010. It reported $270,000 cash provided by operating activities. In order to maintain production at 5,200 laptops, Drake invested in $8,000 in equipment. Drake paid $2..
How old is the fossil : The half-life of C-14 is 5730 years. A fossil was analyzed and determined to have a carbon-14 level that is 50.0 % that of living organisms. How old is the fossil?
What is a synapomorphy : What is a synapomorphy?Why are phylogenetic trees built using synapomorphies? What are the problems with using all derived characters?With any shared character?
How are output and unemployment connected : Suppose that, the economy initially at full-employment, the cantral bank increases the money supply. b. How are output and unemployment connected?
Explain what maximum fraction of the air in the room : Suppose that all 175 L of liquid nitrogen in a tank accidentally vaporized in lab that measured 10.00 m X 10.00 m X 2.50 m. What maximum fraction of the air in the room is displaced by the gaseous nitrogen?
Can classical approach to probability be used to find p : Can the classical approach to probability be used to determine P (less than 60 seconds between green lights)? Why or why not? (d) What about the relative frequency approach? If so, how? If not, why not?
What pattern do we actually observe : Both directional and stabilizing selection affect the additive variance in quantitative traits. Given their effects, how much additive genetic variance do we expect to find in traits that affect fitness?

Reviews

Write a Review

Biology Questions & Answers

  Describe the structure of viruses

Explain why are many hospitals in developed countries consume large amounts of cephalosporin antibiotics, particularly in surgical departments as the preferred choice for prophylaxis and Describe the structure of viruses.

  Explain why cells need to receive nutrients

Explain why cells need to receive and send messages (briefly explain how cells of the body communicate and why it is important for cells to communicate).

  Explain the reason the following description is inaccurate

explain the reason(s) the following description is inaccurate: in both cardiac and skeletal muscle cells, calcium ions enter the cell through Ca-channels in the transverse tubules to induce calcium release from the sarcoplasmic reticulum (SR).

  Surface renewal theory

Surface renewal theory predicts that the mass transfer coefficient is directly proportional to the square root of the molecular diffusivity.

  Proteoglycan and collagen components of cartilage contribute

What do the proteoglycan and collagen components of cartilage contribute to connective tissue? Explain the mechanical reason the gel-like aggregates of proteoglycan are important to the knee.

  What if the tubes were inoculated with a strict aerobe

in the methylene blue reductase test what results would you expect if the tubes were inoculated with a strict aerobe? a strict anaerobe?

  What kinds of proteins or organelles need to be summoned

Describe what kind of changes need to occur in the motor neuron and its target muscle in order for a synapse to form. What kinds of proteins/organelles need to be summoned to the area in each cell?

  Hypothesis the dna extracted from a meteorite

Determine which of the following characteristics would support the hypothesis that DNA extracted from a meteorite that fell to earth was from an alien organism?

  Sexual reproduction in plants

Explain how sexual reproduction in plants illustrates alternation of generations. Include the processes involved and include at least one type of plant to illustrate your answer.

  What essential criteria must be met in order to execute

What essential criteria must be met in order to execute a successful mapping cross.

  Find out the electric field interior to the sphere

Assume the charge at the center is now increased to +9Q, while the charge at the surface of the conductor is changed to -13Q.

  What cytoskeletal element is inhibited by colchicine

In an experiment to look at length of cell cycle phases, cells were first treated with colchicine to arrest them at mitosis. What cytoskeletal element is inhibited by colchicine to cause this arrest?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd