expansion of human cities
b.
increased levels of pollution
c.
intense hurricane activity
d.
UV radiation and the hole in the ozone layer
expansions of human cities because it happens directly takes away where they live. pollution is a negative but not as life threatening. Hurricanes dont happens over and over again in the same area in a small period of time unlike human expansion and the uv radiation is affect us humans too.
Answer:
SEE BELOW
Explanation:
Farm animals are classified based on the following: Size, Habitat, Mammals, Non-mammal, and their types of stomach.
B. The process continues until a ribosome reaches AUG.
C. Each tRNA molecule has a codon that matches an mRNA anticodon.
D. The process continues until a ribosome reaches UAA, UAG, or UGA.
The process of translation involves each codon calls for a specific nucleotide. The answer is letter A. during translation, an mRNA sequence is read using the genetic code to be translated into the 20-letter code of amino acids.
Answer;
Follicle- stimulating hormone (FSH)
Explanation;
-Follicle stimulating hormone is produced by the pituitary gland. It regulates the functions of both the ovaries and testes. Lack or insufficiency of it can cause infertility or sub-fertility both in men and women.
-Follicle stimulating hormone is one of the hormones essential to pubertal development and the function of women’s ovaries and men’s testes.
-In women, this hormone stimulates the growth of ovarian follicles in the ovary before the release of an egg from one follicle at ovulation. It also increases oestradiol production. In men, follicle stimulating hormone acts on the Sertoli cells of the testes to stimulate sperm production.
b. have cartilage skeletons
c. reproduce by internal fertilization
Answer: b. have cartilage skeletons
Cyclostomata is a group of Agnatha class. It comprises of jawless fish species like lampreys and hagfishes. They have jawless mouth, epidermal structure that function as teeth. The name Cyclostomata suggests round mouth. The fertilization and development in these fishes is external to the body and the offspring do not get the parental care. These animals are cold blooded and exhibit a cartilaginous skeleton. They have two chamber heart. They feed on other fishes and mammals.