Answer:
Blood enters the heart through two large veins, the inferior and superior vena cava, emptying oxygen-poor blood from the body into the right atrium.
Explanation:
I think is A but I’m not sure I just need points
<em>The term</em><em> geotropism</em><em> describes how plants respond to gravity. </em>
<em>Mark as brainliest please.</em>
The allele combination for a female carrier is XRXr
A reproductive strategy presents an approach of a type of an organism to reproduction and of taking care of it's offspring.
Generaly speaking, there are two main reproductive strategies, K and R reproductive strategies.
The organisms that apply the R strategy produce a great number of small, independent offspring and when the offspring is born or hatched it's left to
try to survive on its own. This strategy is used by bacteria, many invertebrates, and reptiles.
On the other hand, the K strategy organisms produce a small number of offspring that they care of for a significant amount of time after they are born. This strategy is used mostly by mammals and birds.
