Supplying nematodes with an excess of the product of lin-4 would most likely lead a( of lin-14 product, with the phenotypic consequences of

a. excess; repeating the pattern of development in the first larval stage
b. deficiency; repeating the pattern of development in the first larval stage
c. deficiency; turning hermaphrodites into males
d. excess; skipping the first larval stage and going straight into the second
e. deficiency; skipping the first larval stage and going straight to the second

answer: every time you get a disposable straw, it eventually gets thrown away. many of these straws, along with other plastic trash, ends up in the ocean, where it can harm or kill sea turtles and other marine wildlife. straws can get up a sea turtle's nose, or a sea turtle can eat the straw, because it thinks it's food.

hormones in blood stream

image: dtc.ucsf.edu

endocrine glands secrete hormones into the blood stream near them; the hormones then travel in our bloodstream until it reaches its destination, called a target cell, in distance parts of the body. in the target tissue, hormones lock onto the target’s plasma membrane, called the receptor site.