Scientist study index fossils so they will get an understanding of what life was like back then.
I think the correct answer would be the second option. The group of archaebacteria would be found on the lowest branch of a phylogenetic tree of all life. Phylogenic trees are illustrations of a hypothetical evolution of the organisms and its relationship with the other organisms. From the listed options, the archaebacteria is most likely to be the most basic and simplest life form. It should be placed before the other options so at the lowest branch. This illustration is being used by scientists to describe how evolution and the connection of the organisms came about. It sometimes called as the tree of life.
I think the answer is b, because cartilage is what helps with flexibility in tissues....
Grow food can consist of chicken,fish,meat,eggs,milk,cheese,yogurt, basically things that are full of vitamins and minerals to keep your skin hair and eyes ✨GLOWING✨‼️ have a God blessed day✝️
Answer:
There are 22 numbered pairs of chromosomes called autosomes. The 23rd pair of chromosomes are the sex chromosomes. They determine an individual's sex. Females have two X chromosomes, and males have an X and a Y chromosome.
This is how you know if a karyotype is male or female?