Answer: Phenotype= the set of observable characteristics of an individual resulting from the interaction of its genotype with the environment.
Genotype= In a broad sense, the term "genotype" refers to the genetic makeup of an organism; in other words, it describes an organism's complete set of genes. Humans are diploid organisms, which means that they have two alleles at each genetic position, or locus, with one allele inherited from each parent.
Explanation:
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Any living thing. It could be a bird, fish, anything with life.
Phylum Porifera (Sponges) ...
Phylum Coelenterata (Cnidaria) Corals & Jellyfish. ...
Phylum Ctenophora (Comb Jellies) ...
Phylum Platyhelminthes (Flatworms) ...
Phylum Nemertea (Ribbon Worms) ...
Phylum Rotifera (Rotifers) ...
Phylum Gastrotricha (Gastrotrichs) ...
Phylum Nematomorpha (Horsehair Worms)
Answer: B
Explanation:
Amino acids were produced by the chemicals in the atmosphere, but not all organic materials were made by that.
Answer:
The correct answers: B, C and D.
Explanation:
- X-ray diffraction studies of the DNA reveal the following:
- The DNA is comprised of two strands which are coiled around each other in the shape of a helix.
- The backbone of the DNA is made up of phosphate and deoxyribose groups, alternately, which are exposed towards the outside of the helix.
- The nitrogenous bases which form the hydrogen bonds that link the two helices are directed towards the centre of the helix.
