Answer: Explanation:
It is a two-step process that reduces the chromosome number by half—from 46 to 23—to form sperm and egg cells. When the sperm and egg cells unite at conception, each contributes 23 chromosomes so the resulting embryo will have the usual 46.
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True because if we if practice safety at all levels the food will be safe.
I think c is the answer not sure though
The Gap 2(G2) stage of Interphase
Explanation:
In a eukaryotic cell, the cell cycle refers to both -cell growth and cell division - leading to the production of identical daughter cells. The cell cycle is basically divided into interphase (I) and mitosis (M).
The interphase, during which the cell grows and replicates its DNA takes place by the following stages – Gap 1 (G1), Synthesis (S), Gap 2(G2).
The cells grow and increase in size during the G1 period.
The G2 phase or the second gap phase the cell utilizes energy and produces necessary proteins for undergoing chromosome manipulation and other organelles and prepares the cell for mitotic cell division.
DNA replication mainly takes place in the Synthesis or the S stage of interphase with each of the chromosomes (46) is replicated.
Due to this DNA replication in the S stage, its content is doubled (4-N DNA content) when it enters the G2 stage and all the DNA is found within a single nucleus.
The correct answer to this open question is the following.
Although there are no options attached, we can say the following.
The method is a forecasting method based on the idea that the weather
on any date will be close to the average of the weather that occurred on that date throughout the years is the Climatology method.
The Climatology method has been used by climatologists to forecast the weather conditions of a region. Scientists and meteorologists have a series of data and statistics collected through the years and they proceed to measure the average temperature. This simple method is based on the patterns of weather from the past to project similar scenarios in the future.
