Enter the correct term in the blanks. a. The circulatory system is made up of the heart plus all of the and .

b. When we breathe, a large muscle called the helps us draw oxygen into our lungs.

c. The filter our blood.

d. The right side of the heart pumps blood only to the .

e. The human heart has chambers.

f. The top chambers of the heart are each called the .

g. The bottom chambers of the heart are each called the .

h. The liquid part of the blood is called .

i. The system breaks down food for the body's cells.

j. Digestion begins in the with the teeth and .

k. The liver produces , which acts on fat.

l. The system is the body's garbage service.

m. The are the main excretory organs.

Sea stars, sea urchins, sand dollars, and brittle stars are all memeber of a group, what is the common name of the group they are all in

Which statement correctly describes a way that mutations increase the likelihood that a species will survive in a changing environment

Will mark brainliest i only need the ! 1.use ten beads and a centromere of one color to construct the long chromosome. use ten beads and a centromere of a second color to construct the second chromosome in the long pair. make a drawing of the chromosomes in the space below. 2. for the second pair of chromosomes, use only five beads. 3. now model the replication of the chromosomes. make a drawing of your model in the space below. part b: meiosis i during meiosis i, the cell divides into two diploid daughter cells. 4. pair up the chromosomes to form tetrads. use the longer tetrad to model crossing-over. make a drawing of the tetrads in the space below. 5. line up the tetrads across the center of your “cell.” then model what happens to the chromosomes during anaphase i. 6. divide the cell into two daughter cells. use the space below to make a drawing of the result. part c: meiosis ii during meiosis ii, the daughter cells divide again. 7. line up the chromosomes at the center of the first cell, one above the other. separate the chromatids in each chromosome and move them to opposite sides of the cell. 8. repeat step 7 for the second cell. 9. divide each cell into two daughter cells. use the space below to make a drawing of the four haploid cells