PLEASE ANSWER Mendel’s work was the foundation for understanding that .

a) the first filial generation exhibits all of the traits of the parents

b) the second filial generation has all of the traits of the first

c) the traits of offspring are similar to those of the parents

d) the results of one genetic cross do not affect a second cross

Which type of bond is present in hydrogen sulfide (h2s)? the table of electronegativities is given. a. hydrogen b. ionic c. nonpolar covalent d. polar covalent

What is the polyatamic ion of borate

Agroup of students is studying convection current. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other is in an area with warm air. after 10 minutes, the balloon are released from a height of 1 meter. which of the following to the students most likely observe? a) the warm balloon expands and rises. the cold balloon shrinks and sinks b) the balloon both rise. the cold balloon is larger than the warm balloon c) the cold balloon expands and rises. the warm balloon shrinks and sinks d) the balloon rise at the same rate. both balloons are the same size