WebApr 9, 2024 · In mammals, there are two types of sex chromosomes, X and Y. As we will discuss later in this section, an XY individual will be male, while an XX individual will be … WebQuestion 10 1 pts In several mammals, including some rat and shrew species, the presence of two X chromosomes means the animal will be a female, whereas having just one X chromosome dictates maleness. This type of sex determination is most similar to that of O bees O grasshopers. crocodiles. birds. mice Next • Previous No new data to save.
Chromosome Analysis - Children
Websex chromosome, either of a pair of chromosomes that determine whether an individual is male or female. The sex chromosomes of human beings and other mammals are … WebMar 2, 2001 · Mammals including humans, Drosophila and many other species have an X-Y mechanism that determines sex at fertilization. The male is the heterogametic sex, containing an X chromosome and a Y chromosome. The female is the homogametic sex carrying two X chromosomes. However, the mechanism that determines maleness … small paint sprayer chicago
Department of Animal Science - Basic Animal Genetics - Cornell …
WebIn humans, the male is known as the________ sex, because males can make two types of gametes: one type of sperm carries only the X chromosome, and another type carries … WebApr 22, 1989 · Scientists have recently identified a gene, called ZFY, on the Y chromosome of humans that, they believe, determines maleness. Most placental mammals have a … WebAll animals have a set of DNA coding for genes present on chromosomes. In humans, most mammals, and some other species, two of the chromosomes, called the X chromosome and Y chromosome, code for sex. In these species, one or more genes are present on their Y chromosome that determine maleness. small pallet shelves