There are some insects that can walk on water, this phenomenon is possible because the water has surface tension. One animal that can walk on water is the lizard.
A major disadvantage with molecular phylogeny is the difficulty in making assumptions in a species with variations in their phylogenies yet
they have the same genotype. The emergence
of horizontal gene transfer has also complicated molecular phylogenetics. Making
inferences on positional homology in different organisms is also difficult and complicated.
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crossing-over
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im not sure sorry if is wrong
Answer:
During Metaphase II, sister chromatids of a homologous pair exchange genetic info
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The statement that is true about BRCA1 and BRCA2 is that people can be tested for mutations on these genes. A doctor can test a patient for these gene mutations and determine if the patient has a chance at getting hereditary breast cancer and ovarian cancer.
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