Safari

The typical flowering vascular plant sporophyte... a. includes the developing embryo b. has roots, shoots, and meristems. c. nutritious endosperm. d. both b and c

Medicinal uses of plants include all of the following except a. cancer treatment b. treatment for cardiac disorder c. decongestant d. Albanian treatment

The downward growth of a root is an example of a. phototropism b. photoperodism c. negative gravitropism d. positive gravitropism D?

The xylem and phloem in the leaf are found in the _______ layer a. lower epidermis b. spongy messophyll c. upper epidermis d. palisade mesophyll

Which of the following is NOT a characteristic of reptiles? A) internal temperature regulation B) Internal fertilization C) Oviparous D)Temporal holes in skull

After an action potential, the voltage-gated sodium channels close then a. sodium ions diffuse into the axons b. potassium ions flow out of the axon c. the membrane potentials become positive d. neurotransmitters cross the cell membrane

WHEN A NEURON IS AT REST, a. sodium ions are most concentrated inside the cell b. potassium ions are most concentrated inside the cell c. the outside of the cell is negatively charged. d. both b and c idk mayn i think D or A?????

Which of the following is NOT a characteristic of the spinal cord? A. it runs through the VERTEBRAL column B. It extends just below the rib cage C. it uses spinal nerves to connect to the PNS D. it has a dorsal and ventral root at each end THANK YOU SO MU...

Which of the following is TRUE of an open circulatory system, but NOT TRUE of a closed circulatory system? a. water is drawn into the mantle cavity to provide oxygen to body tissues. b. lungs branch into small tubules to provide oxygen to tissues. c. wast...

To function properly, a neuron must maintain a a. membrane potential b. neurotransmitter c. negative charge on the inside d. positive charge on the inside Thank you so much!

Hormones are essential to maintaining homeostasis mainly because a. they catalyze specific chemical reactions in brain cells b. the body requires them for digesting food c. they cause specific responses in specific cells d. hormones of the other endocrine...

Thank you so much, Anonymous. I really needed help with this one😭😭