Answer:
Explanation:
Leopard seals use their powerful jaws and long teeth to kill smaller seals, fish, and squid. These effective predators live in frigid Antarctic and sub-Antarctic waters, where they also eat penguins. They often wait underwater near an ice shelf and snare the birds just as they enter the water after jumping off the ice.
1. They convert nitrate to gaseous nitrogen
2. Rachel Carlson
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Answer:
AB, Ab, aB, ab.
Explanation:
Crossover may be defined as the process of exchange of the genetic material between the non sister chromatids of two homologous chromosomes. This process occurs at the prophase I of meiosis.
The one chromosome carries A and B genes and the homologous chromsome carries same genes, a and b. The single cross over has occur so two parental gametes are formed (AB, ab) and two gametes are recombinant (aB and Ab).
Thus, the answer is AB, Ab, aB, ab.
Inter phase consists of G1, S, when DNA is replicated, and G2. Interphase ends and mitosis begins
<u>Answer:</u>
<u>D. Type of bee carrying the pollen</u>
Explanation:
Remember, Lilies are aquatic plants, so in order to rule out Environmental Variation, that is, differences in environment, we are to make constant all the environmental factors which include the options;
- Temperature
- Amount of sunlight
- Amount of water
However, the none environmental factor which is the type of bee carrying the pollen is exempted.