What is parthenogenesis short answer?

parthenogenesis, a reproductive strategy that involves development of a female (rarely a male) gamete (sex cell) without fertilization. It occurs commonly among lower plants and invertebrate animals (particularly rotifers, aphids, ants, wasps, and bees) and rarely among higher vertebrates.

Why are bananas fake?

Despite their smooth texture, bananas actually do have small seeds inside, but they are commercially propagated through cuttings which means that all bananas are actually clones of each other. Banana fruits are parthenocarpic, which means that they don’t need to be pollinated to produce fruits.

Why do human cannot reproduce asexually?

Humans cannot asexually reproduce because for the offspring to be created, you need a sperm cell and an egg cell. Only females carry and produce egg cells and only males carry and produce sperm cells. Resulting in the inability to asexually reproduce.

Why does a turkey head turn blue?

When the turkey gets flustered, the blood vessels contract, exposing more of the collagen bands. This changes the way that incoming light scatters and reflects off of the turkey’s skin, causing it to appear blue or white.

Why is my red tail shark turning grey?

Why Do Rainbow Sharks Lose Color? The most common reason for losing color in rainbow sharks and every fish, in general, is stress. This stress is induced by different reasons such as wrong water temperature, chemical levels, change of Ph, incorrect diet, aggressive tank mates, and so on.

Do komodo dragons have venom or bacteria?

Dispelling what one expert calls a scientific fairy tale, a new study shows that the fierce lizards ooze venom, not toxic bacteria, into bites to help weaken and ultimately kill their prey. Komodo dragons kill using a one-two punch of sharp teeth and a venomous bite, scientists have confirmed for the first time.

Are komodo dragons immune to their own poison?

Komodo dragons, like cobras, are immune to their own poison. Like all biological defenses, this has possible applications in medical research. If scientists can find the antibody in Komodo blood that renders it immune to its own bacterial cocktail, it could lead to a new class of hardcore antibiotics.

Are komodo dragons invertebrates?

Vertebrates and Invertebrates. Varanus Komodensis or Komodo Dragons is a large species of lizard found in Indonesia. The Komodo Dragons are apart of the monitor lizard family, it is also the largest living species of lizard. … Komodo Dragons are cold blooded animals and they preserve thier enegy to keep body temperature.

Are komodo dragons poisonous or venomous?

Researchers have discovered that the bite of the world’s largest lizard, the Komodo dragon, is venomous.

Are komodo dragons venomous or poisonous?

Researchers have discovered that the bite of the world’s largest lizard, the Komodo dragon, is venomous.

Can komodo dragons give virgin births?

Strange but True: Komodo Dragons Show that “Virgin Births” Are Possible. Indonesian dragons can breed without the benefit of masculine companionship. Last week, researchers reported in Nature that the only two sexually mature female Komodo dragons in all of Europe laid viable eggs without insemination from a male.

Can komodo dragons have babies without mating?

With the ability to reproduce without male mates, Komodo females could potentially found an entirely new colony on their own. “Theoretically, a female Komodo dragon in the wild could swim to a new island and then lay a fertile clutch of eggs,” Buley said.

Can komodo dragons reproduce asexually?

Well, the staff at two different European zoos encountered this scenario recently, and their findings have led to the discovery that the Komodo dragon, the largest of the world’s lizards, and an endangered species, is capable of reproducing asexually, making it the largest vertebrate animal known to reproduce in this …

Can a komodo dragon run faster than a human?

In an all-out sprint, a Komodo dragon can run at an impressive 12 miles per hour (19 kph). The average human sprints at just 15 miles per hour (24 kph).

Can a man fight a komodo dragon?

The dragon’s scales are like armor, so you won’t hurt a Komodo by hitting or punching it. Instead, use a tree branch or a rock and hit its nostrils, eyes, or the inside of its mouth. If the dragon is not too big, and it grabs ahold of you, you can try and open its mouth with your hands.

Can a virgin have a baby?

The answer is — yes! While it isn’t likely, any activity that introduces sperm to the vaginal area makes pregnancy possible without penetration.

Can a woman fertilize her own egg?

Self-fertilization may also occur in human. A scenario is presented here for a woman to have a son without a father: she is a chimera of 46,XX/46,XY type resulting from the fusion of two zygotes of different sex types and she develops both ovary and testis in her body.

Can humans create venom?

It’s not likely, but humans have the tool kit to evolve venom. Could humans ever evolve venom? It’s highly unlikely that people will join rattlesnakes and platypuses among the ranks of venomous animals, but new research reveals that humans do have the tool kit to produce venom — in fact, all reptiles and mammals do.

Can parthenogenesis occur in humans?

Spontaneous parthenogenetic and androgenetic events occur in humans, but they result in tumours: the ovarian teratoma and the hydatidiform mole, respectively.

Can you outrun komodo dragon?

Unfortunately, even though the komodo dragon looks slow and somewhat lazy, they are in fact fast runners and can easily reach a pace of 18 kilometer per hour. Fortunately, the komodo dragon can only run straight ahead.

Do komodo dragons ambush prey?

Many lizards eat plants but Komodo dragons are carnivores and mainly eat carrion, but also ambush large prey. They use a stealthy approach when hunting prey, using their long claws and sharp teeth to attack the unwary animal as it passes by.

Do komodo dragons have venom sacs?

But in 2009, Fry and his colleagues discovered that Komodo dragons actually have venom glands located between their teeth. It’s venom, not bacteria, that helps these animals take down everything from deer to water buffalo, Fry noted.

Do komodo dragons have venom?

Dispelling what one expert calls a scientific fairy tale, a new study shows that the fierce lizards ooze venom, not toxic bacteria, into bites to help weaken and ultimately kill their prey. Komodo dragons kill using a one-two punch of sharp teeth and a venomous bite, scientists have confirmed for the first time.