资讯

THE WEEK1 年
The Y chromosome is disappearing: What does this mean for the future?
Human biological sex is determined by the sex chromosomes X and Y. In most cases, females possess two X chromosomes, while males have one X and one Y. However, there is some evidence that the Y ...
Psychology Today4 个月
X Y Chromosomes
The X and Y chromosomes, commonly referred to as the sex chromosomes, are one such pair. They determine the biological sex, reproductive organs, and sexual characteristics that develop in a person.
The Week US on MSN3 个月
Why the Y chromosome is disappearing and what this means for our species' future
Human biological sex is determined by the sex chromosomes X and Y. In most cases, females possess two X chromosomes, while ...
Nature3 年
chromosome / chromosomes; eukaryotic chromosome; eucariotic chromosome; procariotic chromosome
The sex chromosomes in humans are called X and Y. Females carry two X chromosomes, while males carry one X and one Y chromosome. Cells of the body that contain two sets of chromosomes are called ...
Timeslife on MSN3 个月
Why the Y Chromosome Is Disappearing—And What It Means for Men
The Y chromosome, significantly smaller than its X counterpart, harbors only about 50 to 200 genes compared to the X ...
Nature3 年
XX-XY system
In organisms like humans and mammals, the male is the heterogametic sex, producing gametes with either an X or a Y chromosome. All gametes from the female are X. Thus, the sex of the offspring is ...