- What if a person has 47 chromosomes?
- What animals have the most chromosomes?
- Does a potato have DNA?
- Are real bananas extinct?
- What is bad about bananas?
- How much DNA do humans share with lettuce?
- Do fruits have chromosomes?
- What animal has 8 hearts?
- What happens if a human has 45 chromosomes?
- How many chromosomes do potatoes have?
- What has more chromosomes than humans?
- What does it mean to have more chromosomes?
- Why are extra chromosomes bad?
- What animal has no brain?
- Do humans share DNA with potatoes?
- How many chromosomes are in bananas?
- What animal has 92 chromosomes?
- Is it better to have more or less chromosomes?
- What animal has 46 chromosomes?
- What organism has the most chromosomes?
- Do humans share the same DNA as a banana?
What if a person has 47 chromosomes?
Humans have 23 pairs of chromosomes.
A trisomy is a chromosomal condition characterised by an additional chromosome.
A person with a trisomy has 47 chromosomes instead of 46.
Down syndrome, Edward syndrome and Patau syndrome are the most common forms of trisomy..
What animals have the most chromosomes?
The animal with the largest number of chromosomes is the hermit crab, with 127 pairs of chromosomes for a grand total of 254!
Does a potato have DNA?
The common potato has a tetraploid (quadrupled) genome of 48 chromosomes. One species is a pentaploid (quintuple) of 60 chromosomes. Humans have a diploid (double) genome of 46 chromosomes. … So the potato has a shorter genome but more DNA.
Are real bananas extinct?
Not all bananas are going “extinct”; one specific cultivar is at risk of no longer remaining commercially viable. “Extinction is a really powerful word,” she says. “And I don’t think that extinction is necessarily the most accurate description of what is happening with banana cultivation. Gros Michel still exists.
What is bad about bananas?
Bananas are a sugary fruit, so eating too many and not maintaining proper dental hygiene practices can lead to tooth decay. They also do not contain enough fat or protein to be a healthy meal on their own, or an effective post-workout snack. Eating bananas becomes significantly risky only if you eat too many.
How much DNA do humans share with lettuce?
We know the genetic difference between sexes is around one in 20,000. We know chimps and bonobos share 99% of our genes. More startling is an even newer discovery: we share 99% of our DNA with lettuce. Recently, Saudi Arabia allowed women to drive cars.
Do fruits have chromosomes?
A fruit fly, for example, has four pairs of chromosomes, while a rice plant has 12 and a dog, 39. How many chromosomes do humans have? Humans have 23 pairs of chromosomes, for a total of 46 chromosomes. In fact, each species of plants and animals has a set number of chromosomes.
What animal has 8 hearts?
Explanation: Currently, there is no animal with that amount of hearts. But Barosaurus was a huge dinosaur which needed 8 hearts to circulate blood upto it’s head. Now, the maximum number of hearts is 3 and they belong to the Octopus.
What happens if a human has 45 chromosomes?
Turner syndrome, a condition that affects only females, results when one of the X chromosomes (sex chromosomes) is missing or partially missing. Turner syndrome can cause a variety of medical and developmental problems, including short height, failure of the ovaries to develop and heart defects.
How many chromosomes do potatoes have?
Common cultivated potato varieties include tetraploid (2n = 4x = 48) with a basic chromosome number of 12, while there are cultivated species at the diploid (2n = 2x = 24) to pentaploid (2n =5x = 60) levels.
What has more chromosomes than humans?
You might be surprised to learn that some species of ferns have over 1200 chromosomes. That’s over 26 times more chromosomes than humans’ measly 46! In fact, the world record holder for the most chromosomes is the fern Ophioglossum reticulatum with 1260 chromosomes!
What does it mean to have more chromosomes?
A gain or loss of chromosomes from the normal 46 is called aneuploidy. A common form of aneuploidy is trisomy, or the presence of an extra chromosome in cells. … People with Down syndrome typically have three copies of chromosome 21 in each cell, for a total of 47 chromosomes per cell.
Why are extra chromosomes bad?
That one is chosen at random, through a process called meiosis. When meiosis messes up, you can end up with too many or too few chromosomes. One extra chromosome in an egg or sperm means three in the fertilized egg and so trisomy. Just like certain things increase your risk for cancer, trisomy has risk factors too.
What animal has no brain?
CassiopeaCassiopea has no brain to speak of—just a diffuse “net” of nerve cells distributed across their small, squishy bodies. These jellyfish barely even behave like animals. Instead of mouths, they suck in food through pores in their tentacles.
Do humans share DNA with potatoes?
So, it is possible for us to have 80% of the genes found in potatoes while the other 20% being specific to humans or just primates for that matter though that 80% of genes that are similar may have a percent identity (How much a gene sequence is shared between genes of two species) of 40% making the total amount of …
How many chromosomes are in bananas?
33 chromosomesBanana varieties that are hybrids with AAB and ABB genome constitutions are a staple food for a billion people in Asia and Africa and have 2n=3x=33 chromosomes (Figure 1).
What animal has 92 chromosomes?
The mitotic and meiotic chromosomes of the semiaquatic rodent Ichthyomys pittieri (Rodentia, Cricetinae) from Venezuela were analyzed by means of conventional staining and several banding techniques. The diploid chromosome number of this rare species is 2n = 92, which is the highest value known for mammals.
Is it better to have more or less chromosomes?
Having extra sets of chromosomes compared to other species that have the same but fewer sets is called being polyploid. Organisms are constantly under assault from their environment. Having extra sets of chromosomes makes them better able to cope with the pressures that threaten to wipe them out.
What animal has 46 chromosomes?
List of organisms by chromosome countOrganism (Scientific name)Chromosome numberSable antelope (Hippotragus niger)46Reeves’s muntjac (Muntiacus reevesi)46Human (Homo sapiens)46Parhyale hawaiensis46133 more rows
What organism has the most chromosomes?
adder’s tongue fern Ophioglossum reticulatumThe organism with the highest chromosome number recorded in to date is estimated to be 1,440 (or 720 pairs) found in the adder’s tongue fern Ophioglossum reticulatum. Original text presents information as: “to date is 2n = ca.
Do humans share the same DNA as a banana?
Even bananas surprisingly still share about 60% of the same DNA as humans!