Answer:
the Y chromosome is smaller than the X chromosome.
Explanation:
The male has an X and Y sex chromosome which is an exception to the general rule that homologous chromosomes are identical as the Y chromosome is smaller thus enabling it to swim faster than the X chromosome. The Y chromosome also has a longer lifespan compared to the X chromosome. The male genotypes is XY. Males are heterogametic as they produce two types of gametes, one carrying the X and the other carrying a Y chromosome.
The answer is the atoms of the reactants have combined to form a new substance. Every product of a chemical equation has to be a new substance. If their is no new substance then, a chemical change never occurred and there is no chemical equation. The new substance never has the same properties as the reactants. That's why they call it a "new" substance. Also, the atoms are the ones that combine. They are not mixed
A) Lifting a 1kg mass for 1 m
The abiotic factor with the least effect is SHAPE OF ROCK IN THE CAVE. The shape of rock in the cave does not impart any influence whatsoever under the survival of the organisms that are living inside the cave. Abiotic factors that have effects in this case include: amount of energy in the cave, amount of oxygen in the cave and the availability of moisture. These are the things the organisms need to survive.