Answer;
-23 in males
In humans, 23 in males is the only homologous chromosome pair that isn't the same.
Explanation;
-In humans, each cell normally contains 23 pairs of chromosomes, for a total of 46.
-Twenty-two of these pairs, called autosomes, look the same in both males and females. The 23rd pair, the sex chromosomes, differ between males and females. Females have two copies of the X chromosome, while males have one X and one Y chromosome.
-The 22 autosomes are numbered by size. The other two chromosomes, X and Y, are the sex chromosomes.
Approximately 10% of the stored energy of an organism at one level of a food web is transferred to the tissue of the organism that consumes it at the next level of the food web.
<h3>What is food web and its importance ?</h3>
A food web consists of all the food chains in a single ecosystem. Each living thing in an ecosystem is a part multiple food chains. The importance of food webs is to describe feeding relationship among species in a community.
On an average only about 10 percent of energy stored as biomass in a trophic level is passed from one level to the next.
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Answer:
conifers: Cones
Explanation:
Conifers have cones (hence their name). Cones are the reproductive structures ofthe conifers: Cones are diploid tissue produced by the dominant sporophyte stage. The haploid gametophyte stage develops and produces gametes inside the cone.
