Explained in greater detail, each gene resides at a specific locus (location on a chromosome) in two copies, one copy of the gene inherited from each parent. The copies, however, are not necessarily the same. When the copies of a gene differ from each other, they are known as alleles.
Basically the first part is when the Euglena starts swimming to the light direction.
Also go check out kerboodle digital book activate 1 it really helps :)
Heme iron and non-heme iron are the two types of iron. Heme iron comes from animal proteins (meat, fish, seafood), while non-heme iron form rice, wheat,..food that is plant-based.
Heme iron is easier absorbed by the body than the non-heme iron and it the best source of iron<span> for people who are </span>iron<span> deficient. So, the given statement is true. It is true, that heme iron is better absorbed than non-heme iron.</span>
The active site’s primary function is to bind with the substrate molecule to undergo a chemical reaction.
The answer is C. The tomato plants are not harming other plant species, therefore they're not 'invading'.