Because the chromosomes cannot be distinguished in the synaptonemal complex, the actual act of crossing over is not perceivable through the microscope, and chiasmata are not visible until the next stage.

Because the class Insecta contains a very large number of species ( over 330, 000 species of beetles alone ) and the characteristics separating them are unfamiliar, and often subtle ( or invisible without a microscope ), this is often very difficult even for a specialist.

Because lipid bilayers are quite fragile and are so thin that they are invisible in a traditional microscope, bilayers are very challenging to study.

Because A < sub > r </ sub > has a mathematical definition, it does not necessarily correspond to the area from which emission is observed to occur from a single-point emitter in a field electron ( emission ) microscope.

Because the existence of individuals is grounded in the divine, they are depicted as reflections, images or even shadows of the divine, but never in any way identical with the divine.

Because her international fame was triggered by moving images, she is a watershed figure in the history of modern celebrity and, as one of silent film's most important performers and producers, her contract demands were central to shaping the Hollywood industry.

Because his exposures were not simultaneous, unsteady subjects exhibited color " fringes " or, if rapidly moving through the scene, appeared as brightly colored ghosts in the resulting projected or printed images.

Because the two scans can be performed in immediate sequence during the same session, with the patient not changing position between the two types of scans, the two sets of images are more-precisely registered, so that areas of abnormality on the PET imaging can be more perfectly correlated with anatomy on the CT images.

Because of the lower resolution of video images, and also because of the emotional situations portrayed in soap operas, daytime serials make heavy use of closeup shots.

Because Surrealist writers seldom, if ever, appear to organize their thoughts and the images they present, some people find much of their work difficult to parse.

Because of their legendary and powerful gaze that could turn one to stone, images of the Gorgons were put upon objects and buildings for protection.

Because the solar EUV cannot be monitored from the ground, the joint NASA-ESA Solar and Heliospheric Observatory ( SOHO ) spacecraft was launched and has provide EUV images of the Sun from 1995 to the present.

Because active infrared night vision systems can incorporate illuminators that produce high levels of infrared light, the resulting images are typically higher resolution than other night vision technologies.

Because their eyes cannot form images, they use their second pair of legs as antennae to explore their environment.

Because the wavelengths at which the images were taken do not correspond to the wavelengths of red, green and blue light, the colours in the final image only give an approximate representation of the actual colours of the galaxies in the image ; the choice of filters for the HDF ( and the majority of Hubble images ) was primarily designed to maximize the scientific utility of the observations rather than to create colours corresponding to what the human eye would actually perceive.

Because CT and MRI are sensitive to different tissue properties, the appearance of the images obtained with the two techniques differ markedly.

Because St. Christopher offered protection to travelers and against sudden death, many churches placed images or statues of him, usually opposite the south door, so he could be easily seen.

Because of this orbit, they remain stationary with respect to the rotating Earth and thus can record or transmit images of the entire hemisphere below continuously with their visible-light and infrared sensors.

Because of flaws in its design, such as the shape of the lens and the narrow field of view, the images were blurry and distorted.

Because Google ’ s computers do not store the photographic images, Google does not have a copy of the images for purposes of the Copyright Act.

Because Servo's head is transparent, chromakeyed images appear projected through it, and thus a second puppet was built for use in the theater segments, entirely spray-painted black.

Because most HTTP connections to such networks request static content such as images and style sheets, they are short-lived and stateless.

Because of the cost and labor-intensive animation process, several computer programs have been made with the goal of simulating the images generated by a physical pinscreen.

Because some of these processes allow very stable and light-fast coloring matter to be used, yielding images which can remain virtually unchanged for centuries, they are still not quite completely extinct.

Because of this, SWT widgets are often referred to as " heavyweight ", evoking images of a light Java wrapper around a " heavy " native object.

Because they are `` minority '' exercises and have but a limited appeal they soon find themselves in the limbo of the forgotten.

Because of this, it would appear inevitable that an increasing percentage of strategic missiles will seek self-protection in mobility -- at least until missile defenses are perfected which have an exceedingly high kill probability.

Because individual classes of foods differ in their requirements for preservation, a number of methods have been developed over the years involving one or a combination of procedures such as dehydration, fermentation, salting, chemical treatment, canning, refrigeration, and freezing.

Because they have kept the faith of their medieval fathers, English Catholics have always strongly resented the charge of being `` un-English ''.

Because if you can't then nobody else can either, nobody else can have him.

`` Because maybe I won't have to wear it always.

Because I liked this sad person so much, I said, `` Will you have a drink with me ''??

Because anthropology developed from so many different enterprises ( see History of Anthropology ), including but not limited to fossil-hunting, exploring, documentary film-making, paleontology, primatology, antiquity dealings and curatorship, philology, etymology, genetics, regional analysis, ethnology, history, philosophy, and religious studies, it is difficult to characterize the entire field in a brief article, although attempts to write histories of the entire field have been made.

Because of the holistic nature of anthropological research, all branches of anthropology have widespread practical application in diverse fields.

Because of the ocean's great capacity to store and release heat, maritime climates are more moderate and have less extreme seasonal variations than inland climates.

Because some have a prevision of the glory to come and others foretaste their suffering, the state of waiting is called " Particular Judgment ".

Because the beaks of giant squids have been found embedded within lumps of ambergris, scientists have theorised that the substance is produced by the whale's gastrointestinal tract to ease the passage of hard, sharp objects that the whale might have eaten.

Because Ambrosius and Vortigern are shown in the Historia Brittonum as being in conflict, some historians have suspected that this preserves a historical core of the existence of two parties in opposition to one another, one headed by Ambrosius and the other by Vortigern.

Because of this, its main stars have no particular pattern and it is devoid of bright deep-sky objects.

Because the technique has allegedly been used to improve breathing and stamina in general, advocates also claim that athletes, people with asthma, tuberculosis, and panic attacks have also found improvements.

In fact, Fitzmyer believes that the preface of Luke should only be “ the starting point in the discussion of the aim of Luke-Acts .” Because the author ’ s intended purpose for the Book of Acts is not that straightforward, scholars have put forth four main claims to address this.

Because field artillery mostly uses indirect fire the guns have to be part of a system that enables them to attack targets invisible to them in accordance with the combined arms plan.

Because these users have different needs, the presentation of financial accounts is very structured and subject to many more rules than management accounting.

Because of this, correct imports of DXF files have been difficult.

Because of these accidents, the various aviation authorities around the world have created set rules and guidance for those running and participating in air displays.

Because of this risk, patients prescribed clozapine may need to have regular blood checks to catch the condition early if it does occur, so the patient is in no danger.

Because individuals with albinism have skin that entirely lacks the dark pigment melanin, which helps protect the skin from the sun's ultraviolet radiation, their skin can burn more easily from overexposure.