Sentences with phrase «when plant cells»

They are triggered into movement to a new chromosome site when plant cells are stressed.

Going in chronological order, I think back to last spring when plant cells were deciding to be clusters or not and the weather was great for cluster primordia development.

So when a plant cell decides to divide itself or length itself, that's a permanent decision, which is why it's so tightly controlled.»

So when a plant cell decides to divide itself or lengthen itself, that's a permanent decision, which is why it's so tightly controlled.

Not exact matches

If that doesn't help: when did certain single cell organisms decide to be plants and others decide to be vegetation eating animals?

Extracts from this garlic even protected cells in a laboratory dish from certain types of damage.13 This isn't really surprising when you consider the nutritional changes that typically occur in plants when they sprout.

Also, I was pleasantly surprised when I woke up Saturday morning to find that some of my tomato plants I planted last weekend had sprouted!!!!! I was super nervous they weren't going to work out because I made a huge mess planting them and forgot to label the cells in the planter.

Dietary Methylglyoxal (MGO) is a compound that occurs naturally when glucose is made available to a living cell in the human body, plant or animal.

When a critical load cell broke down at an ice cream producer's plant, production was restored in 12 hours thanks to a hand - carry express order.

«When a new substance forms during a chemical reaction, many students think that the atoms and molecules have actually changed into something new, whereas they simply rearranged, that the mass increase of plants is due to minerals in the soil, or that cell division alone accounts for animal growth,» said Cari Herrmann Abell, a senior research associate at Project 2061.

When this plant is up and running, it will supply the cells for all 60,000 Volts that GM will build, annually, for the car's first edition.

The compound, called gavinone in honor of its codiscoverer, is produced when cellulose, the sugar that makes up the cell walls of all plants, burns.

Modern insects like the sawfly deposit their eggs inside a plant's leaf or stem so that the larvae will have plant cells to feed on when they hatch.

We have evidence that when ATP is outside of the cell it is probably a central signal that controls the plant's ability to respond to a whole variety of stresses.»

This gene is associated with cytokinin responses within the plant cells and is fused with a jellyfish protein that glows green when turned on.

Previous work by Professor Bassel and Dr Johnston has identified how plants cells use hormones to communicate, to assess environmental conditions around them and optimise the time when they begin germination.

Furthermore, when they killed these companion cells, it delayed flowering in both Arabidopisis and the tobacco plants.

A similar phenomenon may happen in animals: A defective enzyme in mitochondria — the cell's tiny power plants — poisons entire cells and tissues in roundworms, killing them when they are young.

Donn says: «When the enzyme is blocked, ammonia accumulates in the chloroplasts, eventually leading to the destruction of the chloroplasts and plant cells, so that the plants die.»

When optimal temperatures are restored, the plant stem cells can divide at a faster rate, which will in turn enhance recovery and survival of the plant.»

When alien species invade and take over communities, they may not come alone — many plant species are host to a whole suite of microorganisms that not only live in plant cells, but also in the soil surrounding the plants» roots.

But their labor is an act of sacrifice: When most plants soak up TNT, a harmful chemical reaction occurs in the energymaking mitochondria of the plant's cells, stunting its growth dramatically and eventually killing it.

If so, it could make cell fate more resilient to random mutations in a plant's genetic code, even when such changes keep some gene - regulating proteins from binding their intended DNA targets.

«We make a science - based risk assessment [of a product], and if it's safe we use it and if it's unsafe, we don't,» Stefan Jansson, a professor of plant cell and molecular biology at Umeå University's Plant Science Centre in Sweden, told ScienceInsider when ENVI approved its draft last mplant cell and molecular biology at Umeå University's Plant Science Centre in Sweden, told ScienceInsider when ENVI approved its draft last mPlant Science Centre in Sweden, told ScienceInsider when ENVI approved its draft last month.

When prompted by peptide signals, stem cells in the meristem develop into any of the plant's organs — roots, leaves, or flowers, for example.

Auxin pumps, green in these images, are normally nestled in plant cell membranes (left) but accumulated insides the cells when blocked by an inhibitor (right).

This picture was suddenly complicated in 1999, when Gerd Jürgens and his colleagues at the University of Tübingen in Germany discovered a mutant of the model plant Arabidopsis with efflux pumps everywhere in the cell.

«When cells «eat» their own power plants: Scientists solve mystery of basic cellular process.»

When colonising a plant, the beneficial fungus blooms within individual plant cells, growing thin tendrils called hyphae that extend into surrounding soil and pump minerals and nutrients straight into the heart of plant cells.

«The power plants that fuel liver cells rapidly splinter when exposed to bile salts that aid digestion, prompting cell death, but blocking this excessive fission appears to protect the liver, scientists report.

The power plants that fuel liver cells rapidly splinter when exposed to bile salts that aid digestion, prompting cell death, but blocking this excessive fission appears to protect the liver, according to research by Medical College of Georgia Cell Physiologist Dr. Yisang Ycell death, but blocking this excessive fission appears to protect the liver, according to research by Medical College of Georgia Cell Physiologist Dr. Yisang YCell Physiologist Dr. Yisang Yoon.

When Hubbes exposed vaccinated trees to the virulent strain of the fungus, he found that the trees were ready to mount a defence, trapping the fungus in infected cells by hardening the walls of these cells with lignin — an organic polymer in plant cell walls that imparts rigidity.

Two hours later, the electro - phoresis tank has exploded in a ball of flame, the rubber plant has developed epilepsy, and when you finally peer down the microscope your last remaining cell glares up at you balefully through the debris that was once its family, curls up its toes and rolls away to die.

The result: Even without salt treatment, there are genes working in the bladder cells which are in other species only active when the plant is under stress.

A green alga with throat - and stomach - like structures can swallow and digest bacteria when deprived of light, further bolstering Lynn Margulis's widely accepted idea that the origin of the plant - powering chloroplast was a fortuitous bout of indigestion.Termed «Endosymbiotic Theory», the idea is that early nucleated cells called eukaryotes ate bacteria that managed to escape digestion but also couldn't escape their captors.

Zhang and colleagues derived the PS - I from plants, stabilized it chemically and formed a layer on a glass substrate that could — like a conventional photovoltaic cell — produce an electric current when exposed to light.

When spring comes, these plants will then grow new transport cells and leaves.

Other plants like poplars and birches grow very narrow water transport cells in order to prevent serious damage and blockages when cold weather hits them.

Some plants, such as hickories and oaks, avoid freezing damage by dropping their leaves before the winter chill sets in - effectively shutting off the flow of water between roots and leaves - and growing new leaves and water transport cells when warmer weather returns.

Pollen is a powder of «male» cells that plants release when they flower.

When they infiltrate a plant, they release an enzyme that causes the surrounding tissues to swell into giant cells, draining the plant's strength and leading to symptoms such as stunted growth and wilting.

This primary response involves the production of reactive oxygen species (ROS), which are molecules that can act like tiny bombs when released by the plant cell at the offending pathogen.

Like jewel thieves pulling off a heist, bacteria have a variety of tricks to avoid detection when plundering a plant cell — and researchers continue to learn more details about their highly evolved tactics.

Whereas when an effector is detected inside the plant cell, the plant knows for sure it is being attacked and it activates ETI, a very strong immune response,» said co-author Greg Martin, the Boyce Schulze Downey Professor at BTI.

(She stopped eating frozen vegetables, for instance, when she was taught that plant cell walls expand and break down from low temperatures, sometimes resulting in lost nutrients.)

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This study is yet another piece of evidence that when it comes to diabetes nutrition, a low - fat, plant - based, whole - food diet is an incredibly effective technique for improving beta cell function and maximizing diabetes health.

In the videos reviewing the research on how the blood of people eating a plant based diet is so hostile to cancer cells Dr. Greger almost always shows what the impact on healthy cells when the blood is dripped on them and that is always nothing.

http://cebp.aacrjournals.org/content/18/11/2805.full http://www.ncbi.nlm.nih.gov/pubmed/19887582 Also, if you eat whole foods plant based, our white cell count in the blood is lower when we are not sick.

Using plants to improve hormone function by improving cell signaling is essential when we see people who still have hormone deficiency symptoms even though their hormone levels are within normal range in all their hormone tests.