Identify the true statements regarding liver glycogen phosphorylase a. (protein phosphatase 1 is abbreviated pp1)(a) phosphorylase a prevents early glycogen synthase activation.(b) when pp1 is bound to phosphorylase a, both pp1 and phosphorylase a are active.(c) liver phosphorylase a concentration decreases when glucose enters the blood.(d) liver phosphorylase a is regulated by amp, adenosine monophosphate.(e) the binding of glucose to liver phosphorylase a shifts the equilibrium from the active form to the inactive form.

Which of the following sex and generation combinations directly produces the pollen tube of angiosperms? a) male gametophyteb) female gametophytec) male sporophyted) female sporophyte

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

Drag the tiles to the boxes to form correct pairs. match the causes with their effects cause: tectonic plates at transform boundaries experience friction. cause: tectonic plates at transform boundaries experience friction. cause: earth is covered by a crust that runs miles deep.