Expiration is when food goes bad and idk how to help sorry
Enzyme- they are also known as natural catalysts.
Aquatic organisms have external fertilization and reproduction is done through mating of male and female.
<h3>How do aquatic vertebrates reproduce?</h3>
All vertebrates reproduce through mating of male and female. Aquatic species generally have external fertilization, whereas terrestrial species usually have internal fertilization.
In conclusion, aquatic organisms have external fertilization and reproduce through mating of male and female.
Learn more about vertebrates here: brainly.com/question/10714806
Answer:
A single gene on the Y chromosome plays a crucial role in the parental development of the testes.
Explanation:
Y chromosome is present only in males and this chromosomes is the distinguishing factor which separates males from females. It is the smallest chromosome but of utmost importance due to its sex determining feature. Up till now, studies show that Y chromosomes only carry limited amount of genes.
The Y chromosome, most importantly, comprises of the SRY gene. This is the gene responsible for determining the testis and for the development of the testis. The SRY gene is responsible for sex determination.