Which type of tissue forms the woody portion of a sycamore tree? secondary phloem

secondary xylem

primary xylem

primary phloem

Using meiosis, the sporophyte produces spores that are .

The human body maintains a temperature of around 98.6 degrees at all times. enzymes are involved in almost every chemical reaction in the body. which of the following describes the connection between these two statements? a. enzymes function best at a specific temperature. b. the body needs to be warm to prevent hypothermia. c. the body is kept relatively warm to prevent too much enzyme action. d. there is no connection between the two statements.

For mendels studies, why was it important that his subjects, pea plants, could reproduce quickly and and produce many offspring?