Define dark field microscope, Biology

Assignment Help:

Define Dark Field Microscope

In this microscope, condenser system is modified, so that only reflected and refracted light by specimen forms an image. Here, the object is brightly illuminated while the field surrounding the object appears black. This microscope can be used to observe live unstained cells and organisms.


Related Discussions:- Define dark field microscope

Protein case study, DK is a year old female who was born after a normal pre...

DK is a year old female who was born after a normal pregnancy and delivery.  At 17 months of age DK showed signs of speech delay, increased lethargy and vomiting up to four times p

What are the temporal factors of abnormality, What are the Temporal Factors...

What are the Temporal Factors of Abnormality Given the on going schedule of postnatal neurodevelopment, the age of the child at the time of exposure and the behaviour can have

Biochemical changes associated with senescence, Biochemical Changes Associa...

Biochemical Changes Associated with Senescence When senescence begins many physiological and biochemical changes take place. For example, one of the important changes observed

Speciation, SPECIATION - Origin of new species: An isolated popula...

SPECIATION - Origin of new species: An isolated population of a species independently develops different types of mutations. The later accumulate in its gene pool. Afte

Respiration in cockroach, what is the chemical reaction of respiration in c...

what is the chemical reaction of respiration in cockroach?

Mechanism of gastrulation, MECHANISM OF GASTRULATION - It is most im...

MECHANISM OF GASTRULATION - It is most impotant stage of embryonal development, in which single layered blastula converts into 2 or 3 layered gastrula. During this stage,

Pectin, PECTIN It consists of methylated galacturonic acid, galactos...

PECTIN It consists of methylated galacturonic acid, galactose & arabinose. It is also called plant cement becuase it binds layers of cell wall. It is a structural poly

Where can these epithelia are found in the human body, How dissimilar is th...

How dissimilar is the simple cuboidal epithelium from the columnar epithelium? Where can these epithelia are found in the human body? The simple cuboidal epithelium is made of

What is low - density lipoprotein subfractions, LDL is heterogeneous (Kraus...

LDL is heterogeneous (Krauss and Burke, 1982) and can be separated on density gradient ultracentifugation into subclasses that vary in size, density and lipid content. In healthy s

Illustrate about the non-concomitant, Non-concomitant or Paralytic Squint ...

Non-concomitant or Paralytic Squint This subdivision of manifest squint occurs when there is a deviation of the eye in different directions. The causes for non-concomitant squ

Write Your Message!

Captcha
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