sex chromosomes In A Sentence

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• Again, this is wrong _ humans contain 46 chromosomes _ 44 autosomes and 2 sex chromosomes . _ Karen Dalton, Instructor of Biology, Catonsville Community College, Catonsville, MD.
• Sex chromosomes contribute to the majority of chromosome loss events with increasing age.
• Well that's strange because birds evolved from true reptiles and not synapsids which probably did have those sex chromosomes.
• One pair among the 23 pairs are the sex chromosomes.
• Griffiths and Thwari knew that birds contain different sex chromosomes just as humans do.
• If sex chromosomes are involved, there is a change in the development of sexual characteristics.
• However, in birds, and some reptiles, males have two Z sex chromosomes and so are the homogametic sex, while females, with one Z and one W chromosome, are the heterogametic sex.
• There are other variations of sex chromosomes that lead to a variety of different physical expressions.
• Female-biased sex ratios also occur as a consequence of differential fertilization and genetic differentiation of sex chromosomes.
• Their experiments have shown how the ratio of sex chromosomes to autosomes can initiate a novel regulatory pathway involving RNA processing.
• Sex is determined at the moment of conception by sex chromosomes.
• I would also like to know what kind of sex chromosomes reptiles have.
• The platypus has 10 sex chromosomes instead of the normal two.
• The animal has a karyotype of 46 chromosomes, with a total of 50 major arms on the autosomes ( non-sex chromosomes ).
• Heterogametic sex The sex with dissimilar sex chromosomes, one (in mammals the Y chromosome)being shorter than the other(the X chromosome).
• X chromosome-One of the two sex chromosomes (the other is Y) that determine a person's gender.
• In particular, the sex chromosomes of a platypus are more like those of a chicken than those of a therian mammal.
• Humans have 23 pairs of chromosomes, often split into the 22 pairs of autosomes and one pair of sex chromosomes.
• Additionally, in plant species that lack dimorphic sex chromosomes, dosage compensation can occur when aberrant meiotic events or mutations result in either aneuploidy or polyploidy.
• Men and women have different sex chromosomes ( one of the 23 ).
• Human cells contain 22 pairs of autosomes and one pair of sex chromosomes.
• It has been shown that the numbers and the morphologies among the autosome pairs in these four breeds nearly coincided, but there were comparatively remarkable differences among the sex-chromosomes.
• Autosomal-Relating to any chromosome besides the X and Y sex chromosomes.
• In humans, there are 23 pairs of chromosomes, including the X or Y sex chromosomes that determine gender.
• Sex is chromosomes, hormones, and anatomy.
• Plants with sex determining chromosomes, like " Silene, " can develop uni-sexual reproductive structures because of the loss and gain of sex determining genes.
• Autosomes Paired somatic chromosomes that play no part in sex determination.
• Reproduction in squamate reptiles is ordinarily sexual, with males having a ZZ pair of sex determining chromosomes, and females a ZW pair.
• Alternatively, birds might show decreased transcription of the two Z chromosomes present in the male heterogametic sex, similar to the system observed in the two male X chromosomes of Drosophila.
• He was born with both male and female sex organs, both male and female chromosomes.
• A typical human being has 46 chromosomes: 22 pairs of non-sex linked chromosomes and one pair of sex-linked chromosomes that determine that person's sex.
• Chromosomes also determine the sex of animals.
• A sex-change operation? Or was she, perhaps, a hermaphrodite, with both male and female chromosomes?.
• The sex of birds is determined by chromosomes ZZ in the male or ZW in the female in the nature, so the sex chromosome of spermatozoa is Z and that of ovum is Z or W.