Answer:
three
Explanation:
Each codon consists of <em>three nucleotides</em>, usually corresponding to a single amino acid. The nucleotides are abbreviated with the letters A, U, G and C.
Answer:
d. The ovaries receive blood from the ovarian and uterine arteries.
Explanation:
All the other options are correct except option D.
The ovary is only supplied with oxygenated blood from the ovarian arteries. The uterine arteries supply blood to the uterus alone.
Special cells, just behind the radicule, plumule or in buds. divide using mitosis
Answer:
Rattle snake, kit fox, coyote, raven
Explanation:
Secondary consumers form the third trophic level in a food chain or food web. They eat primary consumers which in turn eat the producers. An organism can have a different consumer level according to its position in the given good chain.
In the given food web; rattle snake, kit fox, coyote and raven eat many things simultaneously. However all of them also eat desert woodrat. Desert woodrat is a primary consumer since it consumes producer plants like creosote bush and beavertail cactus. Rattle snake, kit fox, coyote and raven are secondary consumers since they eat the primary consumer (desert woodrat). Desert iguana is not a secondary consumer. It directly feeds on creosote bush so it is a primary consumer.
Answer:
compulsory Vaccination is the health policy a government adopts in relation to vaccination .