What advantage do plants that shed pollen have

Assignment Help Biology
Reference no: EM13158184

A) what is the difference between a spore with a sporopollenin wall and a pollen grain with a sporopollenin wall?

B) what advantage do plants that shed pollen have over plants that shed only spores if both have sporopollenin walls?

Reference no: EM13158184

Questions Cloud

Describe the expression of alleles : What term is used to describe the expression of alleles when some aspect of both alleles are expressed in a heterozygous offspring.
Problem related to audit of financial statements : What are the economic issues that drive the increased demand for assurance services? What is one assurance engagement and one attestation engagement other than an audit of financial statements? What are the differences between the two engagements?
Determining criminological theory : For this assignment you will be completing a research paper that compares and contrasts the following theories:
What is the net ionic equation for the reaction : Suppose a buffer solution is made from formic and (HCHO2) and sodium formate (NaCHO2). What is the net ionic equation for the reaction that occurs when a small amount of hydrochloric acid is added to the buffer?
What advantage do plants that shed pollen have : what is the difference between a spore with a sporopollenin wall and a pollen grain with a sporopollenin wall?
Depreciation under the straight line method : The compressor cost $10,000 and is expected to last five years. Assuming that the compressor has a salvage value of $2,500, calculate its 2008 depreciation under the straight line method?
Example of personification : Which of the following is an example of personification?  He looks just like his dad.  The winds are light and the sea is sleeping quietly today.
What about the appendix : Are there any structural adaptations humans may be developing or losing? What about the appendix? Is our use of technology changing the way we evolve over generations?
What is the minimum weight, in grams, of this compound : Ethylene glycol, C2H6O2, is widely used as an automotive antifreeze. What is the minimum weight, in grams, of this compound that must be added to 10 kg of water to produce a solution that will protect an automobile cooling system from freezing at ..

Reviews

Write a Review

Biology Questions & Answers

  Do the x and y chromosomes have any homology

Do the X and Y chromosomes have any homology? Do they pair during meiosis? Do they exchange genetic material?

  Why sexually-transmitted diseases are still a major threat

Discuss the reasons why sexually-transmitted diseases are still a major threat despite our knowledge of how to prevent and treat them?

  Why hemoglobin has higher affinity for oxygen

The developing fetus has a different kind of hemoglobin than most normal adults. Fetal hemoglobin consists of two chains and two chains, whereas adult hemoglobin consists of two chains and two chains.

  Estimate the allele frequencies on the island

Think about a population of one hundred mice on an island, with allele frequencies B=0.2 for black coat color and b=0.8 for white coat color. Black, B,

  Which amino acids result from a single-base substitution

Which of the following amino acids could result from a single-base substitution in GGA (gly)?

  What cellular structure contains dna

What Cellular Structure contains DNA? regulates what enters and exits the cell ? stores hydrolytic enzymes?, makes phospholipids?, is the background inside the plasma membrane?

  Structural diversity of the potential substrates

Assume, a main product of photosynthesis in green leaves, is synthesized by a battery of enzymes. The substrates for sucrose synthesis, D-glucose and D-fructose.

  Different pharmacological and adverse effects

Describe why morphine, pentazocine, and naloxone have very different pharmacological and adverse effects on a patient.

  What type of interaction is directly responsible

What type of interaction is directly responsible for the formation of secondary structure?

  Difference between an antiseptic and a disinfectant

Discuss the difference between an antiseptic and a disinfectant and determine what are chemotherapeutic agents?

  What is the heterozygote frequency

If a population with two alleles is at Hardy-Weinberg equilibrium and the frequency of one allele is 0.6, what is the heterozygote frequency.

  Which would represent the yeast cell response

During exposure to elevated glucose, a yeast cell's membrane glucose transporters will rapidly increase so the cell can import glucose. Which would represent the yeast cell response.

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