Sentences with phrase «frog eggs»
"Frog eggs" refers to the eggs laid by female frogs. These eggs are round, jelly-like structures that are typically found in water. Full definition
A close - up of red - eyed tree frog eggs at 3 days old.
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Wish we had seen frog eggs this spring but our little ponds just did not cooperate this year.
Some glass frog eggs hatch early in response to vibrations produced by approaching snakes, dropping into the stream below to complete their development.
In the 1960s, he transplanted nuclei from frog intestine and skin cells into frog egg cells and created a viable animal.
Now, after years of efforts to reintroduce the frogs to the Santa Monica Mountains outside of Los Angeles, the National Parks Service announced the discovery of nine clusters of red - legged frog eggs in the region's streams — the first evidence in decades that the species is sustaining a population in the area.
To investigate the workings of the shorter TRPV1 channel, Julius and colleagues inserted the genetic instructions into frog egg cells, causing the cells to make the channels and stick them on their surface.
Biologist Karen Warkentin collects red - eyed tree frog eggs from a pond at the Smithsonian Tropical Research Institute in Gamboa, Panama.
More than thirty years ago, researchers discovered that mRNAs encoding a protein called Vg1 are deposited in the cytoplasm of frog eggs.
This life cycle of a frog for kids bin uses water beads (which resemble frog eggs!)
He thawed the frozen water, poured it into hundreds of individual tanks, and dropped in thousands of leopard - frog eggs collected en route.
Protection Santa Barbara Zoo staff place an exclosure around a red - legged frog egg mass to protect it from predation by invasive species.
Warkentin's fascination with frog eggs began with a chance encounter in Costa Rica in the summer of 1991.
As a result, conditions were fantastic for frog eggs: About three times the normal number of eggs hatched and released tadpoles that grew into frogs.
Lewin evaluated the workings of the animal's pain pathway components by mixing them with those of standard rats and putting the combinations in immature frog eggs.
Chivers and his team also taught frog embryos to fear the fire - bellied newt, a potential predator, by exposing frog eggs to the newt's scent combined with that of crushed tadpoles.
For her thesis, Warkentin caged cat - eyed snakes (Leptodeira annulata) with clutches of 5 - day - old frog eggs and found that the embryos could hatch to escape.
For the study, the researchers used pipe inspection cameras or endoscopes to observe frog egg clutches daily until all froglets and the attending father frogs left the spawning site.
The research team also observed eggs of Bombay night frog being eaten by snake — the first documented observation of snakes eating frog eggs in India.
«Frog eggs help researchers find new information on grapevine disease.»
Gassmann used unfertilized frog eggs to test and analyze genes found in the grapevine plants.
The researchers engineered frog eggs to express the 17 abnormal forms of KCNQ1, then measured how the cells transmitted electrical currents.
What do frog eggs have to do with a mildew that hurts wine production?
At the time, two respected British scientists, Robert Briggs and Thomas King, were trying to answer this question by transferring a frog cell's nucleus, the DNA repository, into a fertilized frog egg from which the original instructions had been removed.
Later the children replace Mrs. Quickly's lunch items with wormy sandwiches and frog egg tea.
And yes, I usually warn people before trying chia seeds that they look like frog eggs!
Containing water beads that resemble frog eggs, kids can sort, read and learn while playing!
In 1957, developmental biologists first discovered that they could insert the nucleus of adult frog cells into frog eggs and create dozens of genetically identical tadpoles.
Warkentin had stumbled upon a clutch of red - eyed tree frog eggs — and her future life's work.
I love the picture of the frog eggs!
Ya'll are never going to believe what this Frog Egg Sensory Bin is made out of, but it was perfect for setting up some pretend play while learning about the anatomy of Frog Eggs.
Lindstrom and his colleagues inserted genes for human nicotinic receptors into frog eggs and incubated them with levels of nicotine similar to those found in the blood of a human smoker.
«These experiments don't rule out the possibility that the frog eggs use other cues,» she notes, «but clearly differences in temporal patterns are enough to affect the perception of how dangerous a disturbance is.»
Red - eyed tree frog eggs, which cling to vegetation overhanging ponds and swamps throughout Central America, often succumb to hungry predators, dehydration or drowning.
She figured it was unlikely that frog eggs would remain defenseless against such a common threat.
They discovered that the frog eggs were picking up on the pattern of vibrations over time; rain and wind batter the egg clutches more or less continuously, but snakes have to take a break to chew.
They extracted cytoplasm from frog eggs, which contains dynein and all of the components needed to make spindles, added fluorescent protein and the chemotherapy drug Taxol to create and stabilize microtubules, and loaded the mixture into «the world's simplest microfluidic chamber.»
Now, researchers at the University of Missouri have used frog eggs to determine the cause of this disease, and have found that a specific gene in the varietal Cabernet Sauvingon, contributes to its susceptibility.
He studied the biological role of a specific gene that contributes to grapevine's susceptibility to the fungus by incubating it in the frog eggs.
Previous studies found that the nucleolus disappears soon after the adult nucleus is added to a frog egg, only to reappear later.
If the average human cell is the size of an average American house, frog eggs are the size of the Empire State Building!
With permission, collect frog eggs or tadpoles from a pond, along with some pond water, and observe their transformation from tadpole to frog.
Thus, the spatial apertures in his recent paintings, such as the ovular portals clinging together like frog eggs, seem to brim over with materiality even as they beckon to a shimmer that also spatially reads as beyond their banded borders, as they do in Clearing (for J. B.)(2016) or the darker blue ripples in Flood (2015).