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No, some bacteria and other unicellular organisms have a single chromosome
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Why a diploid number is always even?
A diploid number means there are two of every kind of chromosome. For example, humans have 2 sets of 23 chromosomes for a total of 46. Two times any number results in an even number.
Is an even number plus an even number always even?
Yes, an even number plus an even number is always even. Also, and odd number plus an odd number is always even.
What happens when you add an odd number and an odd number?
Two odd numbers always sum to an even number. Always. Two even numbers always sum to an even number, and an odd number and an even number always sum to an odd number.
Is the square of an even number odd or even?
The square of an even number is always even.
Why is the sum of an odd or even number odd or even?
The sum of an odd and even number is always odd because there's always one left over. Think of any odd number as being any even number plus one. If you add two even numbers, the answer is always even. If you add an even and an odd (plus one), the answer is always odd.
Why is the chromosome number in organisms always even?
Chromosomes come in pairs, so the number is even.
Why is the number of chromosomes always even?
because every chromosome must have a pair to survive
Are all cells diploid?
Yes, In most cases all somatic cells are diploid but in some organisms it is not the case, Gametophytes of plants are always haploid. Bacteria are also haploid. In angiosperms, the endosperm; which is considered somatic; is a tissue consisting triploid cell. Some time its chromosome number varies from 2n to 15n.In some conifers , like Sequoia sempervirens, chromosome number is 6n (Hexaploids).So, even in somatic cells, there is a large variety in chromosome number.
Why a diploid number is always even?
A diploid number means there are two of every kind of chromosome. For example, humans have 2 sets of 23 chromosomes for a total of 46. Two times any number results in an even number.
Is an even number plus an even number always even?
Yes, an even number plus an even number is always even. Also, and odd number plus an odd number is always even.
Why do all organisms have an even number or chromosomes?
All organisms, leaving out a select few have to have an even amount of chromosomes because they all sexually reproduce. Therefore when they go through Meiosis and Mitosis they need a even number to reproduce. If there was an odd number in Mitosis then one chromosome instead of 46-23 or 24-12 being evenly split would have to end up being 23-11.5 with a half which isn't possible.
What happens when you add an odd number and an odd number?
Two odd numbers always sum to an even number. Always. Two even numbers always sum to an even number, and an odd number and an even number always sum to an odd number.
The difference of two even number is always an even number?
Yes, the difference between two even numbers is always an even number.
What are the rules of an even number?
All even numbers can be divided by two, while odd numbers can't. Also, an even number plus an even number is always even. An odd number plus an odd number is always even. An even number plus an odd number is always odd.
Is the sum of a prime number and a composite number always even?
No, the sum of a prime number and a composite number is not always even.
What even number and odd number equal a even number?
Your question is incomplete. Adding an even number with an odd number will always result in an odd number. Multiplying an even number with an odd number will always result in an even number.
Is an even number times an even number always even?
yes it is
