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Explanation: follicle-stimulating hormone (FSH) stimulates the production and maturation of sex cells, or gametes, including ova in women and sperm in men.
Explanation: The term "phenotype" refers to the observable physical properties of an organism; these include the organism's appearance, development, and behaviour. An organism's phenotype is determined by its genotype, which is the set of genes the organism carries, as well as by environmental influences upon these genes.
B. Abnormal gene
C. Defective gene
D. Old gene
Explanation: Gene therapy is designed to introduce genetic material into cells to compensate for abnormal genes or to make a beneficial protein. If a mutated gene causes a necessary protein to be faulty or missing, gene therapy may be able to introduce a normal copy of the gene to restore the function of the protein.
B. Graafian follicle
C. Corpus luteum
Explanation: The corpus luteum is essential for establishing and maintaining pregnancy in females. The corpus luteum secretes progesterone, which is a steroid hormone responsible for the decidualization of the endometrium (its development) and maintenance, respectively.
B. Charles darwin
D. Robert koch
Explanation: In 1859, Charles Darwin set out his theory of evolution by natural selection as an explanation for adaptation and speciation. He defined natural selection as the "principle by which each slight variation [of a trait], if useful, is preserved"
Explanation: Oestrogen is one of the main female sex hormones. While both women and men produce oestrogen, it plays a bigger role in women's bodies. Oestrogen is produced by your hormonal (endocrine) system and moves through the bloodstream. In the female body, oestrogen is needed for puberty.
Progesterone is a hormone released by the corpus luteum in the ovary. It plays important roles in the menstrual cycle and in maintaining the early stages of pregnancy
C. Co dominant
D. Over dominant
Explanation: When the virus enters your body, your immune system makes proteins called antibodies. It takes time for the body to develop HIV antibodies after infection. Almost all persons develop antibodies within 2 to 12 weeks, but it can take up to 6 months after infection. ... A positive test result does not mean you have AIDS.