A dog with the genotype ‘Aa’ would be

Heterozygous, and would express the dominant trait.

Explanation:

If the dog has one allele for each trait (A and a) it would be considered heterozygous because it has two different alleles for that particular gene, and since A is dominant over a (indicated by the capital A) the dog will express whichever trait is linked to the A allele.

its been noted for the past decade or so that there is some (approximately 5% to 7%) shrinkage in the brains of people who have schizophrenia, most notably in the gray matter, which is an important part structures in the brain’s amygdala, hippocampus and parahippocampus, which are all involved in memory storage and retrieval memory storage and retrieval.

explanation:

ive read articles

humans are now responsible for causing changes in the environment that hurt animals and plant species. we take up more space on earth for our homes and cities. we pollute habitats. human activity often changes or destroys the habitats that plants and animals need to survive.