Answer:
I.
Explanation:
The woman's father has haemophilia so his genotype must be XhY, so his daughter can only have the following genotype: XHXh. Her husband is not a haemophiliac so his genotype must be XHY. There is a 50% chance that the mother's gamete has the recessive allele for haemophilia. If she has a son that son will have a 50% chance of getting the Xh. This also applies to daughters, but they will get the normal allele XH from their father so the daughter will have a 0% chance of developing haemophilia.
Answer:
i can only define the terms for you.
Explanation:
chromosome - a threadlike structure of nucleic acids and protein found in the nucleus of most living cells, carrying genetic information in the form of genes.
chromatid - each of the two threadlike strands into which a chromosome divides longitudinally during cell division, each containing a double helix of DNA.
gene - a distinct sequence of nucleotides that forms a part of a chromosome, the order of which determines the order of monomers in a polypeptide or nucleic acid molecule which a cell or virus that may synthesize
Answer:
b.gibberellins is the correct answer.
Explanation:
Gibberellins are the plant growth hormones that are used to stimulate seed germination and elongation.
When gibberellins are sprayed in sugarcane crops it increases the sugar cane length, growth, and production.
Gibberellins are found in plant tissues such as flowers, shoots, and fresh leaves.
Gibberellic acid is used in horticulture/agriculture to increase the yields of crops.
