Which, if any, of the following phenotypes has the highest fitness in modern humans (homo sapiens)? light colored skin, assuming the skin color has a genetic basis tanned skin, assuming the person is born producing pheomelanin skin that produces pheomelanin skin that produces eumelanin it is impossible to answer this question given the information in the question stem

Which of the following typically characterizes a tropical rainforests

Fill in the blank 1. digestion occurs in the small intestine through the action of enzymes. 2. urea, excess water, and other waste materials are eliminated in a water fluid called 3. can cause infections by injecting dna or rna into hosts. 4. the human immune system produces in response to a vaccine, which later can bind to and destroy a pathogen if it invades. 5. are structures that link bone to bone at a joint 6. in the heart, blood flows from the right atrium to the right ventricle, where it is pumped to the the words i can use are: lymphocytes gliding pivot gas urine absorption dermis fulcrum lungs chemical viruses capillary vertebrae esophagus tendons antibodies synapses ligaments kidneys pathogens

How would you describe an allele that be expressed and determines an organisms appearance? a.uncapitalized b.responsive c.recessive d.dominant