Answer:
the composition of a population gene can change over time through evolution
Explanation:
Nature selects
<span>Genetic engineering because the genes of the plants were modified. </span>
Explanation:
Geofísico Evento de glaciación extrema, conocido como el evento Snowball Earth Biológico Primera evidencia directa de vida multicelular. Origen de estructuras especiales de división celular en algas. Ficoplast en clorofitas entre 700 - 900 Ma Phragmoplast en neoproterozoico tardío Primeros fósiles animales Posibles fósiles de moho de agua (oomiceto) "Primera extinción masiva de vida compleja" al final del neoproterozoico (Darroch et al. 2015
The correct answer is A. A sperm
Explanation:
Sperms are a type of reproductive cells that are essential for sexual reproduction. Sperms are male reproductive cells different from eggs that are female cells. Additionally, these can have flagella that allow them to move to reach the egg or be non-motile. In the case of human sperms, these have a flagella and also they contain 23 chromosomes; additionally, in this there is 1 allosome chromosome that defines sex and in males and therefore sperms can be either X or and 22 autosomes that refer to chromosomes not related to sex, this is also particular from sperms as eggs in humans can only have an X allosome. According to this, it is a sperm the cell that contains 22 autosomes and a Y chromosome.
Answer:
In an ecosystem when plants don't exist or dies out all animals while die because herbivorous depends on plants when plants die they also die making the carnivores also die due to lack of food